25005554

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{983}}^1$

素因数の和:1094

約数の個数: 32

約数和(自身を含む): 45342720

約数和(自身を除く): 20337166

約数列:

[1, 2, 7, 14, 23, 46, 79, 158, 161, 322, 553, 983, 1106, 1817, 1966, 3634, 6881, 12719, 13762, 22609, 25438, 45218, 77657, 155314, 158263, 316526, 543599, 1087198, 1786111, 3572222, 12502777, 25005554]

約数ペア:

[(1, 25005554), (2, 12502777), (7, 3572222), (14, 1786111), (23, 1087198), (46, 543599), (79, 316526), (158, 158263), (161, 155314), (322, 77657), (553, 45218), (983, 25438), (1106, 22609), (1817, 13762), (1966, 12719), (3634, 6881)]