406249925

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{607}}^1\times {\mathrm{1409}}^1$

素因数の和:2045

約数の個数: 24

約数和(自身を含む): 531513600

約数和(自身を除く): 125263675

約数列:

[1, 5, 19, 25, 95, 475, 607, 1409, 3035, 7045, 11533, 15175, 26771, 35225, 57665, 133855, 288325, 669275, 855263, 4276315, 16249997, 21381575, 81249985, 406249925]

約数ペア:

[(1, 406249925), (5, 81249985), (19, 21381575), (25, 16249997), (95, 4276315), (475, 855263), (607, 669275), (1409, 288325), (3035, 133855), (7045, 57665), (11533, 35225), (15175, 26771)]