66570225

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{241}}^1$

素因数の和:410

約数の個数: 48

約数和(自身を含む): 115230720

約数和(自身を除く): 48660495

約数列:

[1, 3, 5, 15, 25, 29, 75, 87, 127, 145, 241, 381, 435, 635, 723, 725, 1205, 1905, 2175, 3175, 3615, 3683, 6025, 6989, 9525, 11049, 18075, 18415, 20967, 30607, 34945, 55245, 91821, 92075, 104835, 153035, 174725, 276225, 459105, 524175, 765175, 887603, 2295525, 2662809, 4438015, 13314045, 22190075, 66570225]

約数ペア:

[(1, 66570225), (3, 22190075), (5, 13314045), (15, 4438015), (25, 2662809), (29, 2295525), (75, 887603), (87, 765175), (127, 524175), (145, 459105), (241, 276225), (381, 174725), (435, 153035), (635, 104835), (723, 92075), (725, 91821), (1205, 55245), (1905, 34945), (2175, 30607), (3175, 20967), (3615, 18415), (3683, 18075), (6025, 11049), (6989, 9525)]