90272870

素因数分解:

$2^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{71081}}^1$

素因数の和:71215

約数の個数: 16

約数和(自身を含む): 163772928

約数和(自身を除く): 73500058

約数列:

[1, 2, 5, 10, 127, 254, 635, 1270, 71081, 142162, 355405, 710810, 9027287, 18054574, 45136435, 90272870]

約数ペア:

[(1, 90272870), (2, 45136435), (5, 18054574), (10, 9027287), (127, 710810), (254, 355405), (635, 142162), (1270, 71081)]