25411010

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{81971}}^1$

素因数の和:82009

約数の個数: 16

約数和(自身を含む): 47215872

約数和(自身を除く): 21804862

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 81971, 163942, 409855, 819710, 2541101, 5082202, 12705505, 25411010]

約数ペア:

[(1, 25411010), (2, 12705505), (5, 5082202), (10, 2541101), (31, 819710), (62, 409855), (155, 163942), (310, 81971)]