64266560

素因数分解:

$2^6\times 5^1\times {\mathrm{229}}^1\times {\mathrm{877}}^1$

素因数の和:1123

約数の個数: 56

約数和(自身を含む): 153878280

約数和(自身を除く): 89611720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 229, 320, 458, 877, 916, 1145, 1754, 1832, 2290, 3508, 3664, 4385, 4580, 7016, 7328, 8770, 9160, 14032, 14656, 17540, 18320, 28064, 35080, 36640, 56128, 70160, 73280, 140320, 200833, 280640, 401666, 803332, 1004165, 1606664, 2008330, 3213328, 4016660, 6426656, 8033320, 12853312, 16066640, 32133280, 64266560]

約数ペア:

[(1, 64266560), (2, 32133280), (4, 16066640), (5, 12853312), (8, 8033320), (10, 6426656), (16, 4016660), (20, 3213328), (32, 2008330), (40, 1606664), (64, 1004165), (80, 803332), (160, 401666), (229, 280640), (320, 200833), (458, 140320), (877, 73280), (916, 70160), (1145, 56128), (1754, 36640), (1832, 35080), (2290, 28064), (3508, 18320), (3664, 17540), (4385, 14656), (4580, 14032), (7016, 9160), (7328, 8770)]