64745556

素因数分解:

$2^2\times 3^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1\times {\mathrm{419}}^1$

素因数の和:668

約数の個数: 48

約数和(自身を含む): 154291200

約数和(自身を除く): 89545644

約数列:

[1, 2, 3, 4, 6, 12, 79, 158, 163, 237, 316, 326, 419, 474, 489, 652, 838, 948, 978, 1257, 1676, 1956, 2514, 5028, 12877, 25754, 33101, 38631, 51508, 66202, 68297, 77262, 99303, 132404, 136594, 154524, 198606, 204891, 273188, 397212, 409782, 819564, 5395463, 10790926, 16186389, 21581852, 32372778, 64745556]

約数ペア:

[(1, 64745556), (2, 32372778), (3, 21581852), (4, 16186389), (6, 10790926), (12, 5395463), (79, 819564), (158, 409782), (163, 397212), (237, 273188), (316, 204891), (326, 198606), (419, 154524), (474, 136594), (489, 132404), (652, 99303), (838, 77262), (948, 68297), (978, 66202), (1257, 51508), (1676, 38631), (1956, 33101), (2514, 25754), (5028, 12877)]