25690010

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{1049}}^1$

素因数の和:1166

約数の個数: 32

約数和(自身を含む): 48384000

約数和(自身を除く): 22693990

約数列:

[1, 2, 5, 10, 31, 62, 79, 155, 158, 310, 395, 790, 1049, 2098, 2449, 4898, 5245, 10490, 12245, 24490, 32519, 65038, 82871, 162595, 165742, 325190, 414355, 828710, 2569001, 5138002, 12845005, 25690010]

約数ペア:

[(1, 25690010), (2, 12845005), (5, 5138002), (10, 2569001), (31, 828710), (62, 414355), (79, 325190), (155, 165742), (158, 162595), (310, 82871), (395, 65038), (790, 32519), (1049, 24490), (2098, 12245), (2449, 10490), (4898, 5245)]