72293810

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{2801}}^1$

素因数の和:2926

約数の個数: 32

約数和(自身を含む): 136177200

約数和(自身を除く): 63883390

約数列:

[1, 2, 5, 10, 29, 58, 89, 145, 178, 290, 445, 890, 2581, 2801, 5162, 5602, 12905, 14005, 25810, 28010, 81229, 162458, 249289, 406145, 498578, 812290, 1246445, 2492890, 7229381, 14458762, 36146905, 72293810]

約数ペア:

[(1, 72293810), (2, 36146905), (5, 14458762), (10, 7229381), (29, 2492890), (58, 1246445), (89, 812290), (145, 498578), (178, 406145), (290, 249289), (445, 162458), (890, 81229), (2581, 28010), (2801, 25810), (5162, 14005), (5602, 12905)]