72153290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{521}}^1\times {\mathrm{1259}}^1$

素因数の和:1798

約数の個数: 32

約数和(自身を含む): 142067520

約数和(自身を除く): 69914230

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 521, 1042, 1259, 2518, 2605, 5210, 5731, 6295, 11462, 12590, 13849, 27698, 28655, 57310, 69245, 138490, 655939, 1311878, 3279695, 6559390, 7215329, 14430658, 36076645, 72153290]

約数ペア:

[(1, 72153290), (2, 36076645), (5, 14430658), (10, 7215329), (11, 6559390), (22, 3279695), (55, 1311878), (110, 655939), (521, 138490), (1042, 69245), (1259, 57310), (2518, 28655), (2605, 27698), (5210, 13849), (5731, 12590), (6295, 11462)]