68233580

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{1987}}^1$

素因数の和:2114

約数の個数: 48

約数和(自身を含む): 153298656

約数和(自身を除く): 85065076

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 101, 170, 202, 340, 404, 505, 1010, 1717, 1987, 2020, 3434, 3974, 6868, 7948, 8585, 9935, 17170, 19870, 33779, 34340, 39740, 67558, 135116, 168895, 200687, 337790, 401374, 675580, 802748, 1003435, 2006870, 3411679, 4013740, 6823358, 13646716, 17058395, 34116790, 68233580]

約数ペア:

[(1, 68233580), (2, 34116790), (4, 17058395), (5, 13646716), (10, 6823358), (17, 4013740), (20, 3411679), (34, 2006870), (68, 1003435), (85, 802748), (101, 675580), (170, 401374), (202, 337790), (340, 200687), (404, 168895), (505, 135116), (1010, 67558), (1717, 39740), (1987, 34340), (2020, 33779), (3434, 19870), (3974, 17170), (6868, 9935), (7948, 8585)]