2790425

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:233

約数の個数: 24

約数和(自身を含む): 3853920

約数和(自身を除く): 1063495

約数列:

[1, 5, 11, 25, 55, 73, 139, 275, 365, 695, 803, 1529, 1825, 3475, 4015, 7645, 10147, 20075, 38225, 50735, 111617, 253675, 558085, 2790425]

約数ペア:

[(1, 2790425), (5, 558085), (11, 253675), (25, 111617), (55, 50735), (73, 38225), (139, 20075), (275, 10147), (365, 7645), (695, 4015), (803, 3475), (1529, 1825)]