71640925

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{3209}}^1$

素因数の和:3285

約数の個数: 24

約数和(自身を含む): 95529600

約数和(自身を除く): 23888675

約数列:

[1, 5, 19, 25, 47, 95, 235, 475, 893, 1175, 3209, 4465, 16045, 22325, 60971, 80225, 150823, 304855, 754115, 1524275, 2865637, 3770575, 14328185, 71640925]

約数ペア:

[(1, 71640925), (5, 14328185), (19, 3770575), (25, 2865637), (47, 1524275), (95, 754115), (235, 304855), (475, 150823), (893, 80225), (1175, 60971), (3209, 22325), (4465, 16045)]