638134730

素因数分解:

$2^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{641}}^1\times {\mathrm{881}}^1$

素因数の和:1642

約数の個数: 32

約数和(自身を含む): 1161932688

約数和(自身を除く): 523797958

約数列:

[1, 2, 5, 10, 113, 226, 565, 641, 881, 1130, 1282, 1762, 3205, 4405, 6410, 8810, 72433, 99553, 144866, 199106, 362165, 497765, 564721, 724330, 995530, 1129442, 2823605, 5647210, 63813473, 127626946, 319067365, 638134730]

約数ペア:

[(1, 638134730), (2, 319067365), (5, 127626946), (10, 63813473), (113, 5647210), (226, 2823605), (565, 1129442), (641, 995530), (881, 724330), (1130, 564721), (1282, 497765), (1762, 362165), (3205, 199106), (4405, 144866), (6410, 99553), (8810, 72433)]