81649172

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{80681}}^1$

素因数の和:80719

約数の個数: 24

約数和(自身を含む): 162654912

約数和(自身を除く): 81005740

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 253, 506, 1012, 80681, 161362, 322724, 887491, 1774982, 1855663, 3549964, 3711326, 7422652, 20412293, 40824586, 81649172]

約数ペア:

[(1, 81649172), (2, 40824586), (4, 20412293), (11, 7422652), (22, 3711326), (23, 3549964), (44, 1855663), (46, 1774982), (92, 887491), (253, 322724), (506, 161362), (1012, 80681)]