13312500

素因数分解:

$2^2\times 3^1\times 5^6\times {\mathrm{71}}^1$

素因数の和:108

約数の個数: 84

約数和(自身を含む): 39374496

約数和(自身を除く): 26061996

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 71, 75, 100, 125, 142, 150, 213, 250, 284, 300, 355, 375, 426, 500, 625, 710, 750, 852, 1065, 1250, 1420, 1500, 1775, 1875, 2130, 2500, 3125, 3550, 3750, 4260, 5325, 6250, 7100, 7500, 8875, 9375, 10650, 12500, 15625, 17750, 18750, 21300, 26625, 31250, 35500, 37500, 44375, 46875, 53250, 62500, 88750, 93750, 106500, 133125, 177500, 187500, 221875, 266250, 443750, 532500, 665625, 887500, 1109375, 1331250, 2218750, 2662500, 3328125, 4437500, 6656250, 13312500]

約数ペア:

[(1, 13312500), (2, 6656250), (3, 4437500), (4, 3328125), (5, 2662500), (6, 2218750), (10, 1331250), (12, 1109375), (15, 887500), (20, 665625), (25, 532500), (30, 443750), (50, 266250), (60, 221875), (71, 187500), (75, 177500), (100, 133125), (125, 106500), (142, 93750), (150, 88750), (213, 62500), (250, 53250), (284, 46875), (300, 44375), (355, 37500), (375, 35500), (426, 31250), (500, 26625), (625, 21300), (710, 18750), (750, 17750), (852, 15625), (1065, 12500), (1250, 10650), (1420, 9375), (1500, 8875), (1775, 7500), (1875, 7100), (2130, 6250), (2500, 5325), (3125, 4260), (3550, 3750)]