250120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1$

素因数の和:74

約数の個数: 48

約数和(自身を含む): 625860

約数和(自身を除く): 375740

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 37, 40, 52, 65, 74, 104, 130, 148, 169, 185, 260, 296, 338, 370, 481, 520, 676, 740, 845, 962, 1352, 1480, 1690, 1924, 2405, 3380, 3848, 4810, 6253, 6760, 9620, 12506, 19240, 25012, 31265, 50024, 62530, 125060, 250120]

約数ペア:

[(1, 250120), (2, 125060), (4, 62530), (5, 50024), (8, 31265), (10, 25012), (13, 19240), (20, 12506), (26, 9620), (37, 6760), (40, 6253), (52, 4810), (65, 3848), (74, 3380), (104, 2405), (130, 1924), (148, 1690), (169, 1480), (185, 1352), (260, 962), (296, 845), (338, 740), (370, 676), (481, 520)]