71830360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{6257}}^1$

素因数の和:6316

約数の個数: 64

約数和(自身を含む): 189241920

約数和(自身を除く): 117411560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 56, 70, 82, 140, 164, 205, 280, 287, 328, 410, 574, 820, 1148, 1435, 1640, 2296, 2870, 5740, 6257, 11480, 12514, 25028, 31285, 43799, 50056, 62570, 87598, 125140, 175196, 218995, 250280, 256537, 350392, 437990, 513074, 875980, 1026148, 1282685, 1751960, 1795759, 2052296, 2565370, 3591518, 5130740, 7183036, 8978795, 10261480, 14366072, 17957590, 35915180, 71830360]

約数ペア:

[(1, 71830360), (2, 35915180), (4, 17957590), (5, 14366072), (7, 10261480), (8, 8978795), (10, 7183036), (14, 5130740), (20, 3591518), (28, 2565370), (35, 2052296), (40, 1795759), (41, 1751960), (56, 1282685), (70, 1026148), (82, 875980), (140, 513074), (164, 437990), (205, 350392), (280, 256537), (287, 250280), (328, 218995), (410, 175196), (574, 125140), (820, 87598), (1148, 62570), (1435, 50056), (1640, 43799), (2296, 31285), (2870, 25028), (5740, 12514), (6257, 11480)]