20097439655

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{751}}^1\times {\mathrm{4211}}^1$

素因数の和:5039

約数の個数: 32

約数和(自身を含む): 25542107136

約数和(自身を除く): 5444667481

約数列:

[1, 5, 31, 41, 155, 205, 751, 1271, 3755, 4211, 6355, 21055, 23281, 30791, 116405, 130541, 153955, 172651, 652705, 863255, 954521, 3162461, 4772605, 5352181, 15812305, 26760905, 98036291, 129660901, 490181455, 648304505, 4019487931, 20097439655]

約数ペア:

[(1, 20097439655), (5, 4019487931), (31, 648304505), (41, 490181455), (155, 129660901), (205, 98036291), (751, 26760905), (1271, 15812305), (3755, 5352181), (4211, 4772605), (6355, 3162461), (21055, 954521), (23281, 863255), (30791, 652705), (116405, 172651), (130541, 153955)]