87610540

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{65381}}^1$

素因数の和:65457

約数の個数: 24

約数和(自身を含む): 186730992

約数和(自身を除く): 99120452

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 65381, 130762, 261524, 326905, 653810, 1307620, 4380527, 8761054, 17522108, 21902635, 43805270, 87610540]

約数ペア:

[(1, 87610540), (2, 43805270), (4, 21902635), (5, 17522108), (10, 8761054), (20, 4380527), (67, 1307620), (134, 653810), (268, 326905), (335, 261524), (670, 130762), (1340, 65381)]