78056980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{134581}}^1$

素因数の和:134619

約数の個数: 24

約数和(自身を含む): 169573320

約数和(自身を除く): 91516340

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 134581, 269162, 538324, 672905, 1345810, 2691620, 3902849, 7805698, 15611396, 19514245, 39028490, 78056980]

約数ペア:

[(1, 78056980), (2, 39028490), (4, 19514245), (5, 15611396), (10, 7805698), (20, 3902849), (29, 2691620), (58, 1345810), (116, 672905), (145, 538324), (290, 269162), (580, 134581)]