65717620

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{49043}}^1$

素因数の和:49119

約数の個数: 24

約数和(自身を含む): 140069664

約数和(自身を除く): 74352044

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 49043, 98086, 196172, 245215, 490430, 980860, 3285881, 6571762, 13143524, 16429405, 32858810, 65717620]

約数ペア:

[(1, 65717620), (2, 32858810), (4, 16429405), (5, 13143524), (10, 6571762), (20, 3285881), (67, 980860), (134, 490430), (268, 245215), (335, 196172), (670, 98086), (1340, 49043)]