40388625

素因数分解:

$3^4\times 5^3\times {\mathrm{3989}}^1$

素因数の和:4016

約数の個数: 40

約数和(自身を含む): 75315240

約数和(自身を除く): 34926615

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 125, 135, 225, 375, 405, 675, 1125, 2025, 3375, 3989, 10125, 11967, 19945, 35901, 59835, 99725, 107703, 179505, 299175, 323109, 498625, 538515, 897525, 1495875, 1615545, 2692575, 4487625, 8077725, 13462875, 40388625]

約数ペア:

[(1, 40388625), (3, 13462875), (5, 8077725), (9, 4487625), (15, 2692575), (25, 1615545), (27, 1495875), (45, 897525), (75, 538515), (81, 498625), (125, 323109), (135, 299175), (225, 179505), (375, 107703), (405, 99725), (675, 59835), (1125, 35901), (2025, 19945), (3375, 11967), (3989, 10125)]