77685025

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{421}}^1$

素因数の和:514

約数の個数: 36

約数和(自身を含む): 107874172

約数和(自身を除く): 30189147

約数列:

[1, 5, 11, 25, 55, 61, 121, 275, 305, 421, 605, 671, 1525, 2105, 3025, 3355, 4631, 7381, 10525, 16775, 23155, 25681, 36905, 50941, 115775, 128405, 184525, 254705, 282491, 642025, 1273525, 1412455, 3107401, 7062275, 15537005, 77685025]

約数ペア:

[(1, 77685025), (5, 15537005), (11, 7062275), (25, 3107401), (55, 1412455), (61, 1273525), (121, 642025), (275, 282491), (305, 254705), (421, 184525), (605, 128405), (671, 115775), (1525, 50941), (2105, 36905), (3025, 25681), (3355, 23155), (4631, 16775), (7381, 10525)]