1640396954050

素因数分解:

$2^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{368628529}}^1$

素因数の和:368628630

約数の個数: 24

約数和(自身を含む): 3085420796100

約数和(自身を除く): 1445023842050

約数列:

[1, 2, 5, 10, 25, 50, 89, 178, 445, 890, 2225, 4450, 368628529, 737257058, 1843142645, 3686285290, 9215713225, 18431426450, 32807939081, 65615878162, 164039695405, 328079390810, 820198477025, 1640396954050]

約数ペア:

[(1, 1640396954050), (2, 820198477025), (5, 328079390810), (10, 164039695405), (25, 65615878162), (50, 32807939081), (89, 18431426450), (178, 9215713225), (445, 3686285290), (890, 1843142645), (2225, 737257058), (4450, 368628529)]