64892504

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{43}}^2\times {\mathrm{107}}^1$

素因数の和:240

約数の個数: 48

約数和(自身を含む): 128799720

約数和(自身を除く): 63907216

約数列:

[1, 2, 4, 8, 41, 43, 82, 86, 107, 164, 172, 214, 328, 344, 428, 856, 1763, 1849, 3526, 3698, 4387, 4601, 7052, 7396, 8774, 9202, 14104, 14792, 17548, 18404, 35096, 36808, 75809, 151618, 188641, 197843, 303236, 377282, 395686, 606472, 754564, 791372, 1509128, 1582744, 8111563, 16223126, 32446252, 64892504]

約数ペア:

[(1, 64892504), (2, 32446252), (4, 16223126), (8, 8111563), (41, 1582744), (43, 1509128), (82, 791372), (86, 754564), (107, 606472), (164, 395686), (172, 377282), (214, 303236), (328, 197843), (344, 188641), (428, 151618), (856, 75809), (1763, 36808), (1849, 35096), (3526, 18404), (3698, 17548), (4387, 14792), (4601, 14104), (7052, 9202), (7396, 8774)]