2008506815

素因数分解:

$5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1163}}^1$

素因数の和:1261

約数の個数: 64

約数和(自身を含む): 3017088000

約数和(自身を除く): 1008581185

約数列:

[1, 5, 7, 19, 35, 49, 53, 95, 133, 245, 265, 343, 371, 665, 931, 1007, 1163, 1715, 1855, 2597, 4655, 5035, 5815, 6517, 7049, 8141, 12985, 18179, 22097, 32585, 35245, 40705, 49343, 56987, 61639, 90895, 110485, 154679, 246715, 284935, 308195, 345401, 398909, 431473, 773395, 1082753, 1171141, 1727005, 1994545, 2157365, 3020311, 5413765, 5855705, 7579271, 8197987, 15101555, 21142177, 37896355, 40989935, 57385909, 105710885, 286929545, 401701363, 2008506815]

約数ペア:

[(1, 2008506815), (5, 401701363), (7, 286929545), (19, 105710885), (35, 57385909), (49, 40989935), (53, 37896355), (95, 21142177), (133, 15101555), (245, 8197987), (265, 7579271), (343, 5855705), (371, 5413765), (665, 3020311), (931, 2157365), (1007, 1994545), (1163, 1727005), (1715, 1171141), (1855, 1082753), (2597, 773395), (4655, 431473), (5035, 398909), (5815, 345401), (6517, 308195), (7049, 284935), (8141, 246715), (12985, 154679), (18179, 110485), (22097, 90895), (32585, 61639), (35245, 56987), (40705, 49343)]