90473960

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{28631}}^1$

素因数の和:28721

約数の個数: 32

約数和(自身を含む): 206150400

約数和(自身を除く): 115676440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 28631, 57262, 114524, 143155, 229048, 286310, 572620, 1145240, 2261849, 4523698, 9047396, 11309245, 18094792, 22618490, 45236980, 90473960]

約数ペア:

[(1, 90473960), (2, 45236980), (4, 22618490), (5, 18094792), (8, 11309245), (10, 9047396), (20, 4523698), (40, 2261849), (79, 1145240), (158, 572620), (316, 286310), (395, 229048), (632, 143155), (790, 114524), (1580, 57262), (3160, 28631)]