12665125

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1$

素因数の和:238

約数の個数: 32

約数和(自身を含む): 17641728

約数和(自身を除く): 4976603

約数列:

[1, 5, 11, 25, 55, 61, 125, 151, 275, 305, 671, 755, 1375, 1525, 1661, 3355, 3775, 7625, 8305, 9211, 16775, 18875, 41525, 46055, 83875, 101321, 207625, 230275, 506605, 1151375, 2533025, 12665125]

約数ペア:

[(1, 12665125), (5, 2533025), (11, 1151375), (25, 506605), (55, 230275), (61, 207625), (125, 101321), (151, 83875), (275, 46055), (305, 41525), (671, 18875), (755, 16775), (1375, 9211), (1525, 8305), (1661, 7625), (3355, 3775)]