71380405904

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{39480313}}^1$

素因数の和:39480434

約数の個数: 20

約数和(自身を含む): 139523429676

約数和(自身を除く): 68143023772

約数列:

[1, 2, 4, 8, 16, 113, 226, 452, 904, 1808, 39480313, 78960626, 157921252, 315842504, 631685008, 4461275369, 8922550738, 17845101476, 35690202952, 71380405904]

約数ペア:

[(1, 71380405904), (2, 35690202952), (4, 17845101476), (8, 8922550738), (16, 4461275369), (113, 631685008), (226, 315842504), (452, 157921252), (904, 78960626), (1808, 39480313)]