1561356575

素因数分解:

$5^2\times {\mathrm{83}}^1\times {\mathrm{647}}^1\times {\mathrm{1163}}^1$

素因数の和:1903

約数の個数: 24

約数和(自身を含む): 1964124288

約数和(自身を除く): 402767713

約数列:

[1, 5, 25, 83, 415, 647, 1163, 2075, 3235, 5815, 16175, 29075, 53701, 96529, 268505, 482645, 752461, 1342525, 2413225, 3762305, 18811525, 62454263, 312271315, 1561356575]

約数ペア:

[(1, 1561356575), (5, 312271315), (25, 62454263), (83, 18811525), (415, 3762305), (647, 2413225), (1163, 1342525), (2075, 752461), (3235, 482645), (5815, 268505), (16175, 96529), (29075, 53701)]