79340780

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{1753}}^1$

素因数の和:1866

約数の個数: 48

約数和(自身を含む): 174445824

約数和(自身を除く): 95105044

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 73, 124, 146, 155, 292, 310, 365, 620, 730, 1460, 1753, 2263, 3506, 4526, 7012, 8765, 9052, 11315, 17530, 22630, 35060, 45260, 54343, 108686, 127969, 217372, 255938, 271715, 511876, 543430, 639845, 1086860, 1279690, 2559380, 3967039, 7934078, 15868156, 19835195, 39670390, 79340780]

約数ペア:

[(1, 79340780), (2, 39670390), (4, 19835195), (5, 15868156), (10, 7934078), (20, 3967039), (31, 2559380), (62, 1279690), (73, 1086860), (124, 639845), (146, 543430), (155, 511876), (292, 271715), (310, 255938), (365, 217372), (620, 127969), (730, 108686), (1460, 54343), (1753, 45260), (2263, 35060), (3506, 22630), (4526, 17530), (7012, 11315), (8765, 9052)]