66835825

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20101}}^1$

素因数の和:20137

約数の個数: 24

約数和(自身を含む): 99705920

約数和(自身を除く): 32870095

約数列:

[1, 5, 7, 19, 25, 35, 95, 133, 175, 475, 665, 3325, 20101, 100505, 140707, 381919, 502525, 703535, 1909595, 2673433, 3517675, 9547975, 13367165, 66835825]

約数ペア:

[(1, 66835825), (5, 13367165), (7, 9547975), (19, 3517675), (25, 2673433), (35, 1909595), (95, 703535), (133, 502525), (175, 381919), (475, 140707), (665, 100505), (3325, 20101)]