86289320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{165941}}^1$

素因数の和:165965

約数の個数: 32

約数和(自身を含む): 209086920

約数和(自身を除く): 122797600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 165941, 331882, 663764, 829705, 1327528, 1659410, 2157233, 3318820, 4314466, 6637640, 8628932, 10786165, 17257864, 21572330, 43144660, 86289320]

約数ペア:

[(1, 86289320), (2, 43144660), (4, 21572330), (5, 17257864), (8, 10786165), (10, 8628932), (13, 6637640), (20, 4314466), (26, 3318820), (40, 2157233), (52, 1659410), (65, 1327528), (104, 829705), (130, 663764), (260, 331882), (520, 165941)]