80859620

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{60343}}^1$

素因数の和:60419

約数の個数: 24

約数和(自身を含む): 172342464

約数和(自身を除く): 91482844

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 60343, 120686, 241372, 301715, 603430, 1206860, 4042981, 8085962, 16171924, 20214905, 40429810, 80859620]

約数ペア:

[(1, 80859620), (2, 40429810), (4, 20214905), (5, 16171924), (10, 8085962), (20, 4042981), (67, 1206860), (134, 603430), (268, 301715), (335, 241372), (670, 120686), (1340, 60343)]