68652040

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^2\times {\mathrm{1021}}^1$

素因数の和:1114

約数の個数: 48

約数和(自身を含む): 158481540

約数和(自身を除く): 89829500

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1021, 1640, 1681, 2042, 3362, 4084, 5105, 6724, 8168, 8405, 10210, 13448, 16810, 20420, 33620, 40840, 41861, 67240, 83722, 167444, 209305, 334888, 418610, 837220, 1674440, 1716301, 3432602, 6865204, 8581505, 13730408, 17163010, 34326020, 68652040]

約数ペア:

[(1, 68652040), (2, 34326020), (4, 17163010), (5, 13730408), (8, 8581505), (10, 6865204), (20, 3432602), (40, 1716301), (41, 1674440), (82, 837220), (164, 418610), (205, 334888), (328, 209305), (410, 167444), (820, 83722), (1021, 67240), (1640, 41861), (1681, 40840), (2042, 33620), (3362, 20420), (4084, 16810), (5105, 13448), (6724, 10210), (8168, 8405)]