80815930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{32719}}^1$

素因数の和:32758

約数の個数: 32

約数和(自身を含む): 164908800

約数和(自身を除く): 84092870

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 32719, 65438, 163595, 327190, 425347, 621661, 850694, 1243322, 2126735, 3108305, 4253470, 6216610, 8081593, 16163186, 40407965, 80815930]

約数ペア:

[(1, 80815930), (2, 40407965), (5, 16163186), (10, 8081593), (13, 6216610), (19, 4253470), (26, 3108305), (38, 2126735), (65, 1243322), (95, 850694), (130, 621661), (190, 425347), (247, 327190), (494, 163595), (1235, 65438), (2470, 32719)]