78877196

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{131}}^1\times {\mathrm{1381}}^1$

素因数の和:1625

約数の個数: 24

約数和(自身を含む): 140466480

約数和(自身を除く): 61589284

約数列:

[1, 2, 4, 109, 131, 218, 262, 436, 524, 1381, 2762, 5524, 14279, 28558, 57116, 150529, 180911, 301058, 361822, 602116, 723644, 19719299, 39438598, 78877196]

約数ペア:

[(1, 78877196), (2, 39438598), (4, 19719299), (109, 723644), (131, 602116), (218, 361822), (262, 301058), (436, 180911), (524, 150529), (1381, 57116), (2762, 28558), (5524, 14279)]