64059320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{123191}}^1$

素因数の和:123215

約数の個数: 32

約数和(自身を含む): 155221920

約数和(自身を除く): 91162600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 123191, 246382, 492764, 615955, 985528, 1231910, 1601483, 2463820, 3202966, 4927640, 6405932, 8007415, 12811864, 16014830, 32029660, 64059320]

約数ペア:

[(1, 64059320), (2, 32029660), (4, 16014830), (5, 12811864), (8, 8007415), (10, 6405932), (13, 4927640), (20, 3202966), (26, 2463820), (40, 1601483), (52, 1231910), (65, 985528), (104, 615955), (130, 492764), (260, 246382), (520, 123191)]