25104580

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1571}}^1$

素因数の和:1644

約数の個数: 48

約数和(自身を含む): 57044736

約数和(自身を除く): 31940156

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 47, 68, 85, 94, 170, 188, 235, 340, 470, 799, 940, 1571, 1598, 3142, 3196, 3995, 6284, 7855, 7990, 15710, 15980, 26707, 31420, 53414, 73837, 106828, 133535, 147674, 267070, 295348, 369185, 534140, 738370, 1255229, 1476740, 2510458, 5020916, 6276145, 12552290, 25104580]

約数ペア:

[(1, 25104580), (2, 12552290), (4, 6276145), (5, 5020916), (10, 2510458), (17, 1476740), (20, 1255229), (34, 738370), (47, 534140), (68, 369185), (85, 295348), (94, 267070), (170, 147674), (188, 133535), (235, 106828), (340, 73837), (470, 53414), (799, 31420), (940, 26707), (1571, 15980), (1598, 15710), (3142, 7990), (3196, 7855), (3995, 6284)]