12187500

素因数分解:

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

素因数の和:55

約数の個数: 96

約数和(自身を含む): 38281152

約数和(自身を除く): 26093652

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 125, 130, 150, 156, 195, 250, 260, 300, 325, 375, 390, 500, 625, 650, 750, 780, 975, 1250, 1300, 1500, 1625, 1875, 1950, 2500, 3125, 3250, 3750, 3900, 4875, 6250, 6500, 7500, 8125, 9375, 9750, 12500, 15625, 16250, 18750, 19500, 24375, 31250, 32500, 37500, 40625, 46875, 48750, 62500, 78125, 81250, 93750, 97500, 121875, 156250, 162500, 187500, 203125, 234375, 243750, 312500, 406250, 468750, 487500, 609375, 812500, 937500, 1015625, 1218750, 2031250, 2437500, 3046875, 4062500, 6093750, 12187500]

約数ペア:

[(1, 12187500), (2, 6093750), (3, 4062500), (4, 3046875), (5, 2437500), (6, 2031250), (10, 1218750), (12, 1015625), (13, 937500), (15, 812500), (20, 609375), (25, 487500), (26, 468750), (30, 406250), (39, 312500), (50, 243750), (52, 234375), (60, 203125), (65, 187500), (75, 162500), (78, 156250), (100, 121875), (125, 97500), (130, 93750), (150, 81250), (156, 78125), (195, 62500), (250, 48750), (260, 46875), (300, 40625), (325, 37500), (375, 32500), (390, 31250), (500, 24375), (625, 19500), (650, 18750), (750, 16250), (780, 15625), (975, 12500), (1250, 9750), (1300, 9375), (1500, 8125), (1625, 7500), (1875, 6500), (1950, 6250), (2500, 4875), (3125, 3900), (3250, 3750)]