164401060

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{265163}}^1$

素因数の和:265203

約数の個数: 24

約数和(自身を含む): 356380416

約数和(自身を除く): 191979356

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 265163, 530326, 1060652, 1325815, 2651630, 5303260, 8220053, 16440106, 32880212, 41100265, 82200530, 164401060]

約数ペア:

[(1, 164401060), (2, 82200530), (4, 41100265), (5, 32880212), (10, 16440106), (20, 8220053), (31, 5303260), (62, 2651630), (124, 1325815), (155, 1060652), (310, 530326), (620, 265163)]