87216848

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{81359}}^1$

素因数の和:81434

約数の個数: 20

約数和(自身を含む): 171506880

約数和(自身を除く): 84290032

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 81359, 162718, 325436, 650872, 1301744, 5451053, 10902106, 21804212, 43608424, 87216848]

約数ペア:

[(1, 87216848), (2, 43608424), (4, 21804212), (8, 10902106), (16, 5451053), (67, 1301744), (134, 650872), (268, 325436), (536, 162718), (1072, 81359)]