61136920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{117571}}^1$

素因数の和:117595

約数の個数: 32

約数和(自身を含む): 148140720

約数和(自身を除く): 87003800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 117571, 235142, 470284, 587855, 940568, 1175710, 1528423, 2351420, 3056846, 4702840, 6113692, 7642115, 12227384, 15284230, 30568460, 61136920]

約数ペア:

[(1, 61136920), (2, 30568460), (4, 15284230), (5, 12227384), (8, 7642115), (10, 6113692), (13, 4702840), (20, 3056846), (26, 2351420), (40, 1528423), (52, 1175710), (65, 940568), (104, 587855), (130, 470284), (260, 235142), (520, 117571)]