79772770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{491}}^1$

素因数の和:727

約数の個数: 64

約数和(自身を含む): 180237312

約数和(自身を除く): 100464542

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 211, 385, 422, 491, 770, 982, 1055, 1477, 2110, 2321, 2455, 2954, 3437, 4642, 4910, 5401, 6874, 7385, 10802, 11605, 14770, 16247, 17185, 23210, 27005, 32494, 34370, 37807, 54010, 75614, 81235, 103601, 162470, 189035, 207202, 378070, 518005, 725207, 1036010, 1139611, 1450414, 2279222, 3626035, 5698055, 7252070, 7977277, 11396110, 15954554, 39886385, 79772770]

約数ペア:

[(1, 79772770), (2, 39886385), (5, 15954554), (7, 11396110), (10, 7977277), (11, 7252070), (14, 5698055), (22, 3626035), (35, 2279222), (55, 1450414), (70, 1139611), (77, 1036010), (110, 725207), (154, 518005), (211, 378070), (385, 207202), (422, 189035), (491, 162470), (770, 103601), (982, 81235), (1055, 75614), (1477, 54010), (2110, 37807), (2321, 34370), (2455, 32494), (2954, 27005), (3437, 23210), (4642, 17185), (4910, 16247), (5401, 14770), (6874, 11605), (7385, 10802)]