205223864

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1847}}^1$

素因数の和:1932

約数の個数: 64

約数和(自身を含む): 439084800

約数和(自身を除く): 233860936

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 43, 68, 76, 86, 136, 152, 172, 323, 344, 646, 731, 817, 1292, 1462, 1634, 1847, 2584, 2924, 3268, 3694, 5848, 6536, 7388, 13889, 14776, 27778, 31399, 35093, 55556, 62798, 70186, 79421, 111112, 125596, 140372, 158842, 251192, 280744, 317684, 596581, 635368, 1193162, 1350157, 1508999, 2386324, 2700314, 3017998, 4772648, 5400628, 6035996, 10801256, 12071992, 25652983, 51305966, 102611932, 205223864]

約数ペア:

[(1, 205223864), (2, 102611932), (4, 51305966), (8, 25652983), (17, 12071992), (19, 10801256), (34, 6035996), (38, 5400628), (43, 4772648), (68, 3017998), (76, 2700314), (86, 2386324), (136, 1508999), (152, 1350157), (172, 1193162), (323, 635368), (344, 596581), (646, 317684), (731, 280744), (817, 251192), (1292, 158842), (1462, 140372), (1634, 125596), (1847, 111112), (2584, 79421), (2924, 70186), (3268, 62798), (3694, 55556), (5848, 35093), (6536, 31399), (7388, 27778), (13889, 14776)]