161548564

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{359}}^1$

素因数の和:604

約数の個数: 48

約数和(自身を含む): 309657600

約数和(自身を除く): 148109036

約数列:

[1, 2, 4, 19, 31, 38, 62, 76, 124, 191, 359, 382, 589, 718, 764, 1178, 1436, 2356, 3629, 5921, 6821, 7258, 11129, 11842, 13642, 14516, 22258, 23684, 27284, 44516, 68569, 112499, 137138, 211451, 224998, 274276, 422902, 449996, 845804, 1302811, 2125639, 2605622, 4251278, 5211244, 8502556, 40387141, 80774282, 161548564]

約数ペア:

[(1, 161548564), (2, 80774282), (4, 40387141), (19, 8502556), (31, 5211244), (38, 4251278), (62, 2605622), (76, 2125639), (124, 1302811), (191, 845804), (359, 449996), (382, 422902), (589, 274276), (718, 224998), (764, 211451), (1178, 137138), (1436, 112499), (2356, 68569), (3629, 44516), (5921, 27284), (6821, 23684), (7258, 22258), (11129, 14516), (11842, 13642)]