77890816

素因数分解:

$2^8\times {\mathrm{41}}^2\times {\mathrm{181}}^1$

素因数の和:279

約数の個数: 54

約数和(自身を含む): 160242446

約数和(自身を除く): 82351630

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 128, 164, 181, 256, 328, 362, 656, 724, 1312, 1448, 1681, 2624, 2896, 3362, 5248, 5792, 6724, 7421, 10496, 11584, 13448, 14842, 23168, 26896, 29684, 46336, 53792, 59368, 107584, 118736, 215168, 237472, 304261, 430336, 474944, 608522, 949888, 1217044, 1899776, 2434088, 4868176, 9736352, 19472704, 38945408, 77890816]

約数ペア:

[(1, 77890816), (2, 38945408), (4, 19472704), (8, 9736352), (16, 4868176), (32, 2434088), (41, 1899776), (64, 1217044), (82, 949888), (128, 608522), (164, 474944), (181, 430336), (256, 304261), (328, 237472), (362, 215168), (656, 118736), (724, 107584), (1312, 59368), (1448, 53792), (1681, 46336), (2624, 29684), (2896, 26896), (3362, 23168), (5248, 14842), (5792, 13448), (6724, 11584), (7421, 10496)]