42813175

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{521}}^1$

素因数の和:723

約数の個数: 24

約数和(自身を含む): 56313360

約数和(自身を除く): 13500185

約数列:

[1, 5, 19, 25, 95, 173, 475, 521, 865, 2605, 3287, 4325, 9899, 13025, 16435, 49495, 82175, 90133, 247475, 450665, 1712527, 2253325, 8562635, 42813175]

約数ペア:

[(1, 42813175), (5, 8562635), (19, 2253325), (25, 1712527), (95, 450665), (173, 247475), (475, 90133), (521, 82175), (865, 49495), (2605, 16435), (3287, 13025), (4325, 9899)]