890257686530

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1381}}^1\times {\mathrm{625871}}^1$

素因数の和:627362

約数の個数: 32

約数和(自身を含む): 1619195954688

約数和(自身を除く): 728938268158

約数列:

[1, 2, 5, 10, 103, 206, 515, 1030, 1381, 2762, 6905, 13810, 142243, 284486, 625871, 711215, 1251742, 1422430, 3129355, 6258710, 64464713, 128929426, 322323565, 644647130, 864327851, 1728655702, 4321639255, 8643278510, 89025768653, 178051537306, 445128843265, 890257686530]

約数ペア:

[(1, 890257686530), (2, 445128843265), (5, 178051537306), (10, 89025768653), (103, 8643278510), (206, 4321639255), (515, 1728655702), (1030, 864327851), (1381, 644647130), (2762, 322323565), (6905, 128929426), (13810, 64464713), (142243, 6258710), (284486, 3129355), (625871, 1422430), (711215, 1251742)]