64008740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{188261}}^1$

素因数の和:188287

約数の個数: 24

約数和(自身を含む): 142326072

約数和(自身を除く): 78317332

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 188261, 376522, 753044, 941305, 1882610, 3200437, 3765220, 6400874, 12801748, 16002185, 32004370, 64008740]

約数ペア:

[(1, 64008740), (2, 32004370), (4, 16002185), (5, 12801748), (10, 6400874), (17, 3765220), (20, 3200437), (34, 1882610), (68, 941305), (85, 753044), (170, 376522), (340, 188261)]