85438990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{93889}}^1$

素因数の和:93916

約数の個数: 32

約数和(自身を含む): 189282240

約数和(自身を除く): 103843250

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 93889, 187778, 469445, 657223, 938890, 1220557, 1314446, 2441114, 3286115, 6102785, 6572230, 8543899, 12205570, 17087798, 42719495, 85438990]

約数ペア:

[(1, 85438990), (2, 42719495), (5, 17087798), (7, 12205570), (10, 8543899), (13, 6572230), (14, 6102785), (26, 3286115), (35, 2441114), (65, 1314446), (70, 1220557), (91, 938890), (130, 657223), (182, 469445), (455, 187778), (910, 93889)]