68251760

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{8447}}^1$

素因数の和:8561

約数の個数: 40

約数和(自身を含む): 160275456

約数和(自身を除く): 92023696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 404, 505, 808, 1010, 1616, 2020, 4040, 8080, 8447, 16894, 33788, 42235, 67576, 84470, 135152, 168940, 337880, 675760, 853147, 1706294, 3412588, 4265735, 6825176, 8531470, 13650352, 17062940, 34125880, 68251760]

約数ペア:

[(1, 68251760), (2, 34125880), (4, 17062940), (5, 13650352), (8, 8531470), (10, 6825176), (16, 4265735), (20, 3412588), (40, 1706294), (80, 853147), (101, 675760), (202, 337880), (404, 168940), (505, 135152), (808, 84470), (1010, 67576), (1616, 42235), (2020, 33788), (4040, 16894), (8080, 8447)]