61481456

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{54121}}^1$

素因数の和:54200

約数の個数: 20

約数和(自身を含む): 120800304

約数和(自身を除く): 59318848

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 54121, 108242, 216484, 432968, 865936, 3842591, 7685182, 15370364, 30740728, 61481456]

約数ペア:

[(1, 61481456), (2, 30740728), (4, 15370364), (8, 7685182), (16, 3842591), (71, 865936), (142, 432968), (284, 216484), (568, 108242), (1136, 54121)]