65016848

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{312581}}^1$

素因数の和:312602

約数の個数: 20

約数和(自身を含む): 135660588

約数和(自身を除く): 70643740

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 312581, 625162, 1250324, 2500648, 4063553, 5001296, 8127106, 16254212, 32508424, 65016848]

約数ペア:

[(1, 65016848), (2, 32508424), (4, 16254212), (8, 8127106), (13, 5001296), (16, 4063553), (26, 2500648), (52, 1250324), (104, 625162), (208, 312581)]