42971825

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6959}}^1$

素因数の和:7001

約数の個数: 24

約数和(自身を含む): 60412800

約数和(自身を除く): 17440975

約数列:

[1, 5, 13, 19, 25, 65, 95, 247, 325, 475, 1235, 6175, 6959, 34795, 90467, 132221, 173975, 452335, 661105, 1718873, 2261675, 3305525, 8594365, 42971825]

約数ペア:

[(1, 42971825), (5, 8594365), (13, 3305525), (19, 2261675), (25, 1718873), (65, 661105), (95, 452335), (247, 173975), (325, 132221), (475, 90467), (1235, 34795), (6175, 6959)]