64837500

素因数分解:

$2^2\times 3^1\times 5^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1$

素因数の和:71

約数の個数: 288

約数和(自身を含む): 244984320

約数和(自身を除く): 180146820

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 19, 20, 21, 25, 26, 28, 30, 35, 38, 39, 42, 50, 52, 57, 60, 65, 70, 75, 76, 78, 84, 91, 95, 100, 105, 114, 125, 130, 133, 140, 150, 156, 175, 182, 190, 195, 210, 228, 247, 250, 260, 266, 273, 285, 300, 325, 350, 364, 375, 380, 390, 399, 420, 455, 475, 494, 500, 525, 532, 546, 570, 625, 650, 665, 700, 741, 750, 780, 798, 875, 910, 950, 975, 988, 1050, 1092, 1140, 1235, 1250, 1300, 1330, 1365, 1425, 1482, 1500, 1596, 1625, 1729, 1750, 1820, 1875, 1900, 1950, 1995, 2100, 2275, 2375, 2470, 2500, 2625, 2660, 2730, 2850, 2964, 3125, 3250, 3325, 3458, 3500, 3705, 3750, 3900, 3990, 4375, 4550, 4750, 4875, 4940, 5187, 5250, 5460, 5700, 6175, 6250, 6500, 6650, 6825, 6916, 7125, 7410, 7500, 7980, 8125, 8645, 8750, 9100, 9375, 9500, 9750, 9975, 10374, 10500, 11375, 11875, 12350, 12500, 13125, 13300, 13650, 14250, 14820, 16250, 16625, 17290, 17500, 18525, 18750, 19500, 19950, 20748, 21875, 22750, 23750, 24375, 24700, 25935, 26250, 27300, 28500, 30875, 32500, 33250, 34125, 34580, 35625, 37050, 37500, 39900, 40625, 43225, 43750, 45500, 47500, 48750, 49875, 51870, 52500, 56875, 59375, 61750, 65625, 66500, 68250, 71250, 74100, 81250, 83125, 86450, 87500, 92625, 97500, 99750, 103740, 113750, 118750, 121875, 123500, 129675, 131250, 136500, 142500, 154375, 162500, 166250, 170625, 172900, 178125, 185250, 199500, 216125, 227500, 237500, 243750, 249375, 259350, 262500, 284375, 308750, 332500, 341250, 356250, 370500, 415625, 432250, 463125, 487500, 498750, 518700, 568750, 617500, 648375, 682500, 712500, 771875, 831250, 853125, 864500, 926250, 997500, 1080625, 1137500, 1246875, 1296750, 1543750, 1662500, 1706250, 1852500, 2161250, 2315625, 2493750, 2593500, 3087500, 3241875, 3412500, 4322500, 4631250, 4987500, 5403125, 6483750, 9262500, 10806250, 12967500, 16209375, 21612500, 32418750, 64837500]

約数ペア:

[(1, 64837500), (2, 32418750), (3, 21612500), (4, 16209375), (5, 12967500), (6, 10806250), (7, 9262500), (10, 6483750), (12, 5403125), (13, 4987500), (14, 4631250), (15, 4322500), (19, 3412500), (20, 3241875), (21, 3087500), (25, 2593500), (26, 2493750), (28, 2315625), (30, 2161250), (35, 1852500), (38, 1706250), (39, 1662500), (42, 1543750), (50, 1296750), (52, 1246875), (57, 1137500), (60, 1080625), (65, 997500), (70, 926250), (75, 864500), (76, 853125), (78, 831250), (84, 771875), (91, 712500), (95, 682500), (100, 648375), (105, 617500), (114, 568750), (125, 518700), (130, 498750), (133, 487500), (140, 463125), (150, 432250), (156, 415625), (175, 370500), (182, 356250), (190, 341250), (195, 332500), (210, 308750), (228, 284375), (247, 262500), (250, 259350), (260, 249375), (266, 243750), (273, 237500), (285, 227500), (300, 216125), (325, 199500), (350, 185250), (364, 178125), (375, 172900), (380, 170625), (390, 166250), (399, 162500), (420, 154375), (455, 142500), (475, 136500), (494, 131250), (500, 129675), (525, 123500), (532, 121875), (546, 118750), (570, 113750), (625, 103740), (650, 99750), (665, 97500), (700, 92625), (741, 87500), (750, 86450), (780, 83125), (798, 81250), (875, 74100), (910, 71250), (950, 68250), (975, 66500), (988, 65625), (1050, 61750), (1092, 59375), (1140, 56875), (1235, 52500), (1250, 51870), (1300, 49875), (1330, 48750), (1365, 47500), (1425, 45500), (1482, 43750), (1500, 43225), (1596, 40625), (1625, 39900), (1729, 37500), (1750, 37050), (1820, 35625), (1875, 34580), (1900, 34125), (1950, 33250), (1995, 32500), (2100, 30875), (2275, 28500), (2375, 27300), (2470, 26250), (2500, 25935), (2625, 24700), (2660, 24375), (2730, 23750), (2850, 22750), (2964, 21875), (3125, 20748), (3250, 19950), (3325, 19500), (3458, 18750), (3500, 18525), (3705, 17500), (3750, 17290), (3900, 16625), (3990, 16250), (4375, 14820), (4550, 14250), (4750, 13650), (4875, 13300), (4940, 13125), (5187, 12500), (5250, 12350), (5460, 11875), (5700, 11375), (6175, 10500), (6250, 10374), (6500, 9975), (6650, 9750), (6825, 9500), (6916, 9375), (7125, 9100), (7410, 8750), (7500, 8645), (7980, 8125)]