70826020

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{613}}^1$

素因数の和:784

約数の個数: 48

約数和(自身を含む): 153180720

約数和(自身を除く): 82354700

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 109, 212, 218, 265, 436, 530, 545, 613, 1060, 1090, 1226, 2180, 2452, 3065, 5777, 6130, 11554, 12260, 23108, 28885, 32489, 57770, 64978, 66817, 115540, 129956, 133634, 162445, 267268, 324890, 334085, 649780, 668170, 1336340, 3541301, 7082602, 14165204, 17706505, 35413010, 70826020]

約数ペア:

[(1, 70826020), (2, 35413010), (4, 17706505), (5, 14165204), (10, 7082602), (20, 3541301), (53, 1336340), (106, 668170), (109, 649780), (212, 334085), (218, 324890), (265, 267268), (436, 162445), (530, 133634), (545, 129956), (613, 115540), (1060, 66817), (1090, 64978), (1226, 57770), (2180, 32489), (2452, 28885), (3065, 23108), (5777, 12260), (6130, 11554)]