290106475

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{389}}^1\times {\mathrm{1297}}^1$

素因数の和:1719

約数の個数: 24

約数和(自身を含む): 376627680

約数和(自身を除く): 86521205

約数列:

[1, 5, 23, 25, 115, 389, 575, 1297, 1945, 6485, 8947, 9725, 29831, 32425, 44735, 149155, 223675, 504533, 745775, 2522665, 11604259, 12613325, 58021295, 290106475]

約数ペア:

[(1, 290106475), (5, 58021295), (23, 12613325), (25, 11604259), (115, 2522665), (389, 745775), (575, 504533), (1297, 223675), (1945, 149155), (6485, 44735), (8947, 32425), (9725, 29831)]