8261656

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1$

素因数の和:188

約数の個数: 64

約数和(自身を含む): 18194400

約数和(自身を除く): 9932744

約数列:

[1, 2, 4, 8, 13, 19, 26, 37, 38, 52, 74, 76, 104, 113, 148, 152, 226, 247, 296, 452, 481, 494, 703, 904, 962, 988, 1406, 1469, 1924, 1976, 2147, 2812, 2938, 3848, 4181, 4294, 5624, 5876, 8362, 8588, 9139, 11752, 16724, 17176, 18278, 27911, 33448, 36556, 54353, 55822, 73112, 79439, 108706, 111644, 158878, 217412, 223288, 317756, 434824, 635512, 1032707, 2065414, 4130828, 8261656]

約数ペア:

[(1, 8261656), (2, 4130828), (4, 2065414), (8, 1032707), (13, 635512), (19, 434824), (26, 317756), (37, 223288), (38, 217412), (52, 158878), (74, 111644), (76, 108706), (104, 79439), (113, 73112), (148, 55822), (152, 54353), (226, 36556), (247, 33448), (296, 27911), (452, 18278), (481, 17176), (494, 16724), (703, 11752), (904, 9139), (962, 8588), (988, 8362), (1406, 5876), (1469, 5624), (1924, 4294), (1976, 4181), (2147, 3848), (2812, 2938)]