39937500

素因数分解:

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

素因数の和:111

約数の個数: 126

約数和(自身を含む): 127967112

約数和(自身を除く): 88029612

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 71, 75, 90, 100, 125, 142, 150, 180, 213, 225, 250, 284, 300, 355, 375, 426, 450, 500, 625, 639, 710, 750, 852, 900, 1065, 1125, 1250, 1278, 1420, 1500, 1775, 1875, 2130, 2250, 2500, 2556, 3125, 3195, 3550, 3750, 4260, 4500, 5325, 5625, 6250, 6390, 7100, 7500, 8875, 9375, 10650, 11250, 12500, 12780, 15625, 15975, 17750, 18750, 21300, 22500, 26625, 28125, 31250, 31950, 35500, 37500, 44375, 46875, 53250, 56250, 62500, 63900, 79875, 88750, 93750, 106500, 112500, 133125, 140625, 159750, 177500, 187500, 221875, 266250, 281250, 319500, 399375, 443750, 532500, 562500, 665625, 798750, 887500, 1109375, 1331250, 1597500, 1996875, 2218750, 2662500, 3328125, 3993750, 4437500, 6656250, 7987500, 9984375, 13312500, 19968750, 39937500]

約数ペア:

[(1, 39937500), (2, 19968750), (3, 13312500), (4, 9984375), (5, 7987500), (6, 6656250), (9, 4437500), (10, 3993750), (12, 3328125), (15, 2662500), (18, 2218750), (20, 1996875), (25, 1597500), (30, 1331250), (36, 1109375), (45, 887500), (50, 798750), (60, 665625), (71, 562500), (75, 532500), (90, 443750), (100, 399375), (125, 319500), (142, 281250), (150, 266250), (180, 221875), (213, 187500), (225, 177500), (250, 159750), (284, 140625), (300, 133125), (355, 112500), (375, 106500), (426, 93750), (450, 88750), (500, 79875), (625, 63900), (639, 62500), (710, 56250), (750, 53250), (852, 46875), (900, 44375), (1065, 37500), (1125, 35500), (1250, 31950), (1278, 31250), (1420, 28125), (1500, 26625), (1775, 22500), (1875, 21300), (2130, 18750), (2250, 17750), (2500, 15975), (2556, 15625), (3125, 12780), (3195, 12500), (3550, 11250), (3750, 10650), (4260, 9375), (4500, 8875), (5325, 7500), (5625, 7100), (6250, 6390)]