89877385

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{499}}^1$

素因数の和:697

約数の個数: 32

約数和(自身を含む): 123984000

約数和(自身を除く): 34106615

約数列:

[1, 5, 13, 17, 65, 85, 163, 221, 499, 815, 1105, 2119, 2495, 2771, 6487, 8483, 10595, 13855, 32435, 36023, 42415, 81337, 110279, 180115, 406685, 551395, 1057381, 1382729, 5286905, 6913645, 17975477, 89877385]

約数ペア:

[(1, 89877385), (5, 17975477), (13, 6913645), (17, 5286905), (65, 1382729), (85, 1057381), (163, 551395), (221, 406685), (499, 180115), (815, 110279), (1105, 81337), (2119, 42415), (2495, 36023), (2771, 32435), (6487, 13855), (8483, 10595)]