917840125

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{1733}}^1$

素因数の和:1990

約数の個数: 32

約数和(自身を含む): 1211857920

約数和(自身を除く): 294017795

約数列:

[1, 5, 19, 25, 95, 125, 223, 475, 1115, 1733, 2375, 4237, 5575, 8665, 21185, 27875, 32927, 43325, 105925, 164635, 216625, 386459, 529625, 823175, 1932295, 4115875, 7342721, 9661475, 36713605, 48307375, 183568025, 917840125]

約数ペア:

[(1, 917840125), (5, 183568025), (19, 48307375), (25, 36713605), (95, 9661475), (125, 7342721), (223, 4115875), (475, 1932295), (1115, 823175), (1733, 529625), (2375, 386459), (4237, 216625), (5575, 164635), (8665, 105925), (21185, 43325), (27875, 32927)]