680899376

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{389}}^1\times {\mathrm{3529}}^1$

素因数の和:3957

約数の個数: 40

約数和(自身を含む): 1365686400

約数和(自身を除く): 684787024

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 389, 496, 778, 1556, 3112, 3529, 6224, 7058, 12059, 14116, 24118, 28232, 48236, 56464, 96472, 109399, 192944, 218798, 437596, 875192, 1372781, 1750384, 2745562, 5491124, 10982248, 21964496, 42556211, 85112422, 170224844, 340449688, 680899376]

約数ペア:

[(1, 680899376), (2, 340449688), (4, 170224844), (8, 85112422), (16, 42556211), (31, 21964496), (62, 10982248), (124, 5491124), (248, 2745562), (389, 1750384), (496, 1372781), (778, 875192), (1556, 437596), (3112, 218798), (3529, 192944), (6224, 109399), (7058, 96472), (12059, 56464), (14116, 48236), (24118, 28232)]