71035880

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{57287}}^1$

素因数の和:57329

約数の個数: 32

約数和(自身を含む): 164989440

約数和(自身を除く): 93953560

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 57287, 114574, 229148, 286435, 458296, 572870, 1145740, 1775897, 2291480, 3551794, 7103588, 8879485, 14207176, 17758970, 35517940, 71035880]

約数ペア:

[(1, 71035880), (2, 35517940), (4, 17758970), (5, 14207176), (8, 8879485), (10, 7103588), (20, 3551794), (31, 2291480), (40, 1775897), (62, 1145740), (124, 572870), (155, 458296), (248, 286435), (310, 229148), (620, 114574), (1240, 57287)]