80523740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{11807}}^1$

素因数の和:11858

約数の個数: 48

約数和(自身を含む): 190439424

約数和(自身を除く): 109915684

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 3410, 6820, 11807, 23614, 47228, 59035, 118070, 129877, 236140, 259754, 366017, 519508, 649385, 732034, 1298770, 1464068, 1830085, 2597540, 3660170, 4026187, 7320340, 8052374, 16104748, 20130935, 40261870, 80523740]

約数ペア:

[(1, 80523740), (2, 40261870), (4, 20130935), (5, 16104748), (10, 8052374), (11, 7320340), (20, 4026187), (22, 3660170), (31, 2597540), (44, 1830085), (55, 1464068), (62, 1298770), (110, 732034), (124, 649385), (155, 519508), (220, 366017), (310, 259754), (341, 236140), (620, 129877), (682, 118070), (1364, 59035), (1705, 47228), (3410, 23614), (6820, 11807)]