61545740

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{38953}}^1$

素因数の和:39041

約数の個数: 24

約数和(自身を含む): 130885440

約数和(自身を除く): 69339700

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 38953, 77906, 155812, 194765, 389530, 779060, 3077287, 6154574, 12309148, 15386435, 30772870, 61545740]

約数ペア:

[(1, 61545740), (2, 30772870), (4, 15386435), (5, 12309148), (10, 6154574), (20, 3077287), (79, 779060), (158, 389530), (316, 194765), (395, 155812), (790, 77906), (1580, 38953)]