2047500

素因数分解:

$2^2\times 3^2\times 5^4\times 7^1\times {\mathrm{13}}^1$

素因数の和:50

約数の個数: 180

約数和(自身を含む): 7959952

約数和(自身を除く): 5912452

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 25, 26, 28, 30, 35, 36, 39, 42, 45, 50, 52, 60, 63, 65, 70, 75, 78, 84, 90, 91, 100, 105, 117, 125, 126, 130, 140, 150, 156, 175, 180, 182, 195, 210, 225, 234, 250, 252, 260, 273, 300, 315, 325, 350, 364, 375, 390, 420, 450, 455, 468, 500, 525, 546, 585, 625, 630, 650, 700, 750, 780, 819, 875, 900, 910, 975, 1050, 1092, 1125, 1170, 1250, 1260, 1300, 1365, 1500, 1575, 1625, 1638, 1750, 1820, 1875, 1950, 2100, 2250, 2275, 2340, 2500, 2625, 2730, 2925, 3150, 3250, 3276, 3500, 3750, 3900, 4095, 4375, 4500, 4550, 4875, 5250, 5460, 5625, 5850, 6300, 6500, 6825, 7500, 7875, 8125, 8190, 8750, 9100, 9750, 10500, 11250, 11375, 11700, 13125, 13650, 14625, 15750, 16250, 16380, 17500, 19500, 20475, 22500, 22750, 24375, 26250, 27300, 29250, 31500, 32500, 34125, 39375, 40950, 45500, 48750, 52500, 56875, 58500, 68250, 73125, 78750, 81900, 97500, 102375, 113750, 136500, 146250, 157500, 170625, 204750, 227500, 292500, 341250, 409500, 511875, 682500, 1023750, 2047500]

約数ペア:

[(1, 2047500), (2, 1023750), (3, 682500), (4, 511875), (5, 409500), (6, 341250), (7, 292500), (9, 227500), (10, 204750), (12, 170625), (13, 157500), (14, 146250), (15, 136500), (18, 113750), (20, 102375), (21, 97500), (25, 81900), (26, 78750), (28, 73125), (30, 68250), (35, 58500), (36, 56875), (39, 52500), (42, 48750), (45, 45500), (50, 40950), (52, 39375), (60, 34125), (63, 32500), (65, 31500), (70, 29250), (75, 27300), (78, 26250), (84, 24375), (90, 22750), (91, 22500), (100, 20475), (105, 19500), (117, 17500), (125, 16380), (126, 16250), (130, 15750), (140, 14625), (150, 13650), (156, 13125), (175, 11700), (180, 11375), (182, 11250), (195, 10500), (210, 9750), (225, 9100), (234, 8750), (250, 8190), (252, 8125), (260, 7875), (273, 7500), (300, 6825), (315, 6500), (325, 6300), (350, 5850), (364, 5625), (375, 5460), (390, 5250), (420, 4875), (450, 4550), (455, 4500), (468, 4375), (500, 4095), (525, 3900), (546, 3750), (585, 3500), (625, 3276), (630, 3250), (650, 3150), (700, 2925), (750, 2730), (780, 2625), (819, 2500), (875, 2340), (900, 2275), (910, 2250), (975, 2100), (1050, 1950), (1092, 1875), (1125, 1820), (1170, 1750), (1250, 1638), (1260, 1625), (1300, 1575), (1365, 1500)]