129885896

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{79979}}^1$

素因数の和:80021

約数の個数: 32

約数和(自身を含む): 287928000

約数和(自身を除く): 158042104

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 116, 203, 232, 406, 812, 1624, 79979, 159958, 319916, 559853, 639832, 1119706, 2239412, 2319391, 4478824, 4638782, 9277564, 16235737, 18555128, 32471474, 64942948, 129885896]

約数ペア:

[(1, 129885896), (2, 64942948), (4, 32471474), (7, 18555128), (8, 16235737), (14, 9277564), (28, 4638782), (29, 4478824), (56, 2319391), (58, 2239412), (116, 1119706), (203, 639832), (232, 559853), (406, 319916), (812, 159958), (1624, 79979)]