87437180

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{52673}}^1$

素因数の和:52765

約数の個数: 24

約数和(自身を含む): 185833872

約数和(自身を除く): 98396692

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 52673, 105346, 210692, 263365, 526730, 1053460, 4371859, 8743718, 17487436, 21859295, 43718590, 87437180]

約数ペア:

[(1, 87437180), (2, 43718590), (4, 21859295), (5, 17487436), (10, 8743718), (20, 4371859), (83, 1053460), (166, 526730), (332, 263365), (415, 210692), (830, 105346), (1660, 52673)]