65661904

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{239}}^1$

素因数の和:488

約数の個数: 80

約数和(自身を含む): 159989760

約数和(自身を除く): 94327856

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 223, 239, 308, 446, 478, 616, 892, 956, 1232, 1561, 1673, 1784, 1912, 2453, 2629, 3122, 3346, 3568, 3824, 4906, 5258, 6244, 6692, 9812, 10516, 12488, 13384, 17171, 18403, 19624, 21032, 24976, 26768, 34342, 36806, 39248, 42064, 53297, 68684, 73612, 106594, 137368, 147224, 213188, 274736, 294448, 373079, 426376, 586267, 746158, 852752, 1172534, 1492316, 2345068, 2984632, 4103869, 4690136, 5969264, 8207738, 9380272, 16415476, 32830952, 65661904]

約数ペア:

[(1, 65661904), (2, 32830952), (4, 16415476), (7, 9380272), (8, 8207738), (11, 5969264), (14, 4690136), (16, 4103869), (22, 2984632), (28, 2345068), (44, 1492316), (56, 1172534), (77, 852752), (88, 746158), (112, 586267), (154, 426376), (176, 373079), (223, 294448), (239, 274736), (308, 213188), (446, 147224), (478, 137368), (616, 106594), (892, 73612), (956, 68684), (1232, 53297), (1561, 42064), (1673, 39248), (1784, 36806), (1912, 34342), (2453, 26768), (2629, 24976), (3122, 21032), (3346, 19624), (3568, 18403), (3824, 17171), (4906, 13384), (5258, 12488), (6244, 10516), (6692, 9812)]