86450000

素因数分解:

$2^4\times 5^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1$

素因数の和:72

約数の個数: 240

約数和(自身を含む): 271232640

約数和(自身を除く): 184782640

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 19, 20, 25, 26, 28, 35, 38, 40, 50, 52, 56, 65, 70, 76, 80, 91, 95, 100, 104, 112, 125, 130, 133, 140, 152, 175, 182, 190, 200, 208, 247, 250, 260, 266, 280, 304, 325, 350, 364, 380, 400, 455, 475, 494, 500, 520, 532, 560, 625, 650, 665, 700, 728, 760, 875, 910, 950, 988, 1000, 1040, 1064, 1235, 1250, 1300, 1330, 1400, 1456, 1520, 1625, 1729, 1750, 1820, 1900, 1976, 2000, 2128, 2275, 2375, 2470, 2500, 2600, 2660, 2800, 3125, 3250, 3325, 3458, 3500, 3640, 3800, 3952, 4375, 4550, 4750, 4940, 5000, 5200, 5320, 6175, 6250, 6500, 6650, 6916, 7000, 7280, 7600, 8125, 8645, 8750, 9100, 9500, 9880, 10000, 10640, 11375, 11875, 12350, 12500, 13000, 13300, 13832, 14000, 16250, 16625, 17290, 17500, 18200, 19000, 19760, 21875, 22750, 23750, 24700, 25000, 26000, 26600, 27664, 30875, 32500, 33250, 34580, 35000, 36400, 38000, 40625, 43225, 43750, 45500, 47500, 49400, 50000, 53200, 56875, 59375, 61750, 65000, 66500, 69160, 70000, 81250, 83125, 86450, 87500, 91000, 95000, 98800, 113750, 118750, 123500, 130000, 133000, 138320, 154375, 162500, 166250, 172900, 175000, 182000, 190000, 216125, 227500, 237500, 247000, 266000, 284375, 308750, 325000, 332500, 345800, 350000, 415625, 432250, 455000, 475000, 494000, 568750, 617500, 650000, 665000, 691600, 771875, 831250, 864500, 910000, 950000, 1080625, 1137500, 1235000, 1330000, 1543750, 1662500, 1729000, 2161250, 2275000, 2470000, 3087500, 3325000, 3458000, 4322500, 4550000, 5403125, 6175000, 6650000, 8645000, 10806250, 12350000, 17290000, 21612500, 43225000, 86450000]

約数ペア:

[(1, 86450000), (2, 43225000), (4, 21612500), (5, 17290000), (7, 12350000), (8, 10806250), (10, 8645000), (13, 6650000), (14, 6175000), (16, 5403125), (19, 4550000), (20, 4322500), (25, 3458000), (26, 3325000), (28, 3087500), (35, 2470000), (38, 2275000), (40, 2161250), (50, 1729000), (52, 1662500), (56, 1543750), (65, 1330000), (70, 1235000), (76, 1137500), (80, 1080625), (91, 950000), (95, 910000), (100, 864500), (104, 831250), (112, 771875), (125, 691600), (130, 665000), (133, 650000), (140, 617500), (152, 568750), (175, 494000), (182, 475000), (190, 455000), (200, 432250), (208, 415625), (247, 350000), (250, 345800), (260, 332500), (266, 325000), (280, 308750), (304, 284375), (325, 266000), (350, 247000), (364, 237500), (380, 227500), (400, 216125), (455, 190000), (475, 182000), (494, 175000), (500, 172900), (520, 166250), (532, 162500), (560, 154375), (625, 138320), (650, 133000), (665, 130000), (700, 123500), (728, 118750), (760, 113750), (875, 98800), (910, 95000), (950, 91000), (988, 87500), (1000, 86450), (1040, 83125), (1064, 81250), (1235, 70000), (1250, 69160), (1300, 66500), (1330, 65000), (1400, 61750), (1456, 59375), (1520, 56875), (1625, 53200), (1729, 50000), (1750, 49400), (1820, 47500), (1900, 45500), (1976, 43750), (2000, 43225), (2128, 40625), (2275, 38000), (2375, 36400), (2470, 35000), (2500, 34580), (2600, 33250), (2660, 32500), (2800, 30875), (3125, 27664), (3250, 26600), (3325, 26000), (3458, 25000), (3500, 24700), (3640, 23750), (3800, 22750), (3952, 21875), (4375, 19760), (4550, 19000), (4750, 18200), (4940, 17500), (5000, 17290), (5200, 16625), (5320, 16250), (6175, 14000), (6250, 13832), (6500, 13300), (6650, 13000), (6916, 12500), (7000, 12350), (7280, 11875), (7600, 11375), (8125, 10640), (8645, 10000), (8750, 9880), (9100, 9500)]