39980822050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{61508957}}^1$

素因数の和:61508982

約数の個数: 24

約数和(自身を含む): 80084663316

約数和(自身を除く): 40103841266

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 61508957, 123017914, 307544785, 615089570, 799616441, 1537723925, 1599232882, 3075447850, 3998082205, 7996164410, 19990411025, 39980822050]

約数ペア:

[(1, 39980822050), (2, 19990411025), (5, 7996164410), (10, 3998082205), (13, 3075447850), (25, 1599232882), (26, 1537723925), (50, 799616441), (65, 615089570), (130, 307544785), (325, 123017914), (650, 61508957)]