81063796

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{23321}}^1$

素因数の和:23415

約数の個数: 24

約数和(自身を含む): 156723840

約数和(自身を除く): 75660044

約数列:

[1, 2, 4, 11, 22, 44, 79, 158, 316, 869, 1738, 3476, 23321, 46642, 93284, 256531, 513062, 1026124, 1842359, 3684718, 7369436, 20265949, 40531898, 81063796]

約数ペア:

[(1, 81063796), (2, 40531898), (4, 20265949), (11, 7369436), (22, 3684718), (44, 1842359), (79, 1026124), (158, 513062), (316, 256531), (869, 93284), (1738, 46642), (3476, 23321)]