64399930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1181}}^1$

素因数の和:1255

約数の個数: 64

約数和(自身を含む): 142974720

約数和(自身を除く): 78574790

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 41, 70, 82, 95, 133, 190, 205, 266, 287, 410, 574, 665, 779, 1181, 1330, 1435, 1558, 2362, 2870, 3895, 5453, 5905, 7790, 8267, 10906, 11810, 16534, 22439, 27265, 41335, 44878, 48421, 54530, 82670, 96842, 112195, 157073, 224390, 242105, 314146, 338947, 484210, 677894, 785365, 919999, 1570730, 1694735, 1839998, 3389470, 4599995, 6439993, 9199990, 12879986, 32199965, 64399930]

約数ペア:

[(1, 64399930), (2, 32199965), (5, 12879986), (7, 9199990), (10, 6439993), (14, 4599995), (19, 3389470), (35, 1839998), (38, 1694735), (41, 1570730), (70, 919999), (82, 785365), (95, 677894), (133, 484210), (190, 338947), (205, 314146), (266, 242105), (287, 224390), (410, 157073), (574, 112195), (665, 96842), (779, 82670), (1181, 54530), (1330, 48421), (1435, 44878), (1558, 41335), (2362, 27265), (2870, 22439), (3895, 16534), (5453, 11810), (5905, 10906), (7790, 8267)]