160531640

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{129461}}^1$

素因数の和:129503

約数の個数: 32

約数和(自身を含む): 372850560

約数和(自身を除く): 212318920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 129461, 258922, 517844, 647305, 1035688, 1294610, 2589220, 4013291, 5178440, 8026582, 16053164, 20066455, 32106328, 40132910, 80265820, 160531640]

約数ペア:

[(1, 160531640), (2, 80265820), (4, 40132910), (5, 32106328), (8, 20066455), (10, 16053164), (20, 8026582), (31, 5178440), (40, 4013291), (62, 2589220), (124, 1294610), (155, 1035688), (248, 647305), (310, 517844), (620, 258922), (1240, 129461)]