64813784

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{28229}}^1$

素因数の和:28283

約数の個数: 32

約数和(自身を含む): 142279200

約数和(自身を除く): 77465416

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 56, 82, 164, 287, 328, 574, 1148, 2296, 28229, 56458, 112916, 197603, 225832, 395206, 790412, 1157389, 1580824, 2314778, 4629556, 8101723, 9259112, 16203446, 32406892, 64813784]

約数ペア:

[(1, 64813784), (2, 32406892), (4, 16203446), (7, 9259112), (8, 8101723), (14, 4629556), (28, 2314778), (41, 1580824), (56, 1157389), (82, 790412), (164, 395206), (287, 225832), (328, 197603), (574, 112916), (1148, 56458), (2296, 28229)]