12428750

素因数分解:

$2^1\times 5^4\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:246

約数の個数: 40

約数和(自身を含む): 23823624

約数和(自身を除く): 11394874

約数列:

[1, 2, 5, 10, 25, 50, 61, 122, 125, 163, 250, 305, 326, 610, 625, 815, 1250, 1525, 1630, 3050, 4075, 7625, 8150, 9943, 15250, 19886, 20375, 38125, 40750, 49715, 76250, 99430, 101875, 203750, 248575, 497150, 1242875, 2485750, 6214375, 12428750]

約数ペア:

[(1, 12428750), (2, 6214375), (5, 2485750), (10, 1242875), (25, 497150), (50, 248575), (61, 203750), (122, 101875), (125, 99430), (163, 76250), (250, 49715), (305, 40750), (326, 38125), (610, 20375), (625, 19886), (815, 15250), (1250, 9943), (1525, 8150), (1630, 7625), (3050, 4075)]