66840225

素因数分解:

$3^1\times 5^2\times {\mathrm{107}}^1\times {\mathrm{8329}}^1$

素因数の和:8449

約数の個数: 24

約数和(自身を含む): 111555360

約数和(自身を除く): 44715135

約数列:

[1, 3, 5, 15, 25, 75, 107, 321, 535, 1605, 2675, 8025, 8329, 24987, 41645, 124935, 208225, 624675, 891203, 2673609, 4456015, 13368045, 22280075, 66840225]

約数ペア:

[(1, 66840225), (3, 22280075), (5, 13368045), (15, 4456015), (25, 2673609), (75, 891203), (107, 624675), (321, 208225), (535, 124935), (1605, 41645), (2675, 24987), (8025, 8329)]