56437500

素因数分解:

$2^2\times 3^1\times 5^6\times 7^1\times {\mathrm{43}}^1$

素因数の和:87

約数の個数: 168

約数和(自身を含む): 192497536

約数和(自身を除く): 136060036

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 43, 50, 60, 70, 75, 84, 86, 100, 105, 125, 129, 140, 150, 172, 175, 210, 215, 250, 258, 300, 301, 350, 375, 420, 430, 500, 516, 525, 602, 625, 645, 700, 750, 860, 875, 903, 1050, 1075, 1204, 1250, 1290, 1500, 1505, 1750, 1806, 1875, 2100, 2150, 2500, 2580, 2625, 3010, 3125, 3225, 3500, 3612, 3750, 4300, 4375, 4515, 5250, 5375, 6020, 6250, 6450, 7500, 7525, 8750, 9030, 9375, 10500, 10750, 12500, 12900, 13125, 15050, 15625, 16125, 17500, 18060, 18750, 21500, 21875, 22575, 26250, 26875, 30100, 31250, 32250, 37500, 37625, 43750, 45150, 46875, 52500, 53750, 62500, 64500, 65625, 75250, 80625, 87500, 90300, 93750, 107500, 109375, 112875, 131250, 134375, 150500, 161250, 187500, 188125, 218750, 225750, 262500, 268750, 322500, 328125, 376250, 403125, 437500, 451500, 537500, 564375, 656250, 671875, 752500, 806250, 940625, 1128750, 1312500, 1343750, 1612500, 1881250, 2015625, 2257500, 2687500, 2821875, 3762500, 4031250, 4703125, 5643750, 8062500, 9406250, 11287500, 14109375, 18812500, 28218750, 56437500]

約数ペア:

[(1, 56437500), (2, 28218750), (3, 18812500), (4, 14109375), (5, 11287500), (6, 9406250), (7, 8062500), (10, 5643750), (12, 4703125), (14, 4031250), (15, 3762500), (20, 2821875), (21, 2687500), (25, 2257500), (28, 2015625), (30, 1881250), (35, 1612500), (42, 1343750), (43, 1312500), (50, 1128750), (60, 940625), (70, 806250), (75, 752500), (84, 671875), (86, 656250), (100, 564375), (105, 537500), (125, 451500), (129, 437500), (140, 403125), (150, 376250), (172, 328125), (175, 322500), (210, 268750), (215, 262500), (250, 225750), (258, 218750), (300, 188125), (301, 187500), (350, 161250), (375, 150500), (420, 134375), (430, 131250), (500, 112875), (516, 109375), (525, 107500), (602, 93750), (625, 90300), (645, 87500), (700, 80625), (750, 75250), (860, 65625), (875, 64500), (903, 62500), (1050, 53750), (1075, 52500), (1204, 46875), (1250, 45150), (1290, 43750), (1500, 37625), (1505, 37500), (1750, 32250), (1806, 31250), (1875, 30100), (2100, 26875), (2150, 26250), (2500, 22575), (2580, 21875), (2625, 21500), (3010, 18750), (3125, 18060), (3225, 17500), (3500, 16125), (3612, 15625), (3750, 15050), (4300, 13125), (4375, 12900), (4515, 12500), (5250, 10750), (5375, 10500), (6020, 9375), (6250, 9030), (6450, 8750), (7500, 7525)]