311388610

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{28859}}^1$

素因数の和:28962

約数の個数: 32

約数和(自身を含む): 610908480

約数和(自身を除く): 299519870

約数列:

[1, 2, 5, 10, 13, 26, 65, 83, 130, 166, 415, 830, 1079, 2158, 5395, 10790, 28859, 57718, 144295, 288590, 375167, 750334, 1875835, 2395297, 3751670, 4790594, 11976485, 23952970, 31138861, 62277722, 155694305, 311388610]

約数ペア:

[(1, 311388610), (2, 155694305), (5, 62277722), (10, 31138861), (13, 23952970), (26, 11976485), (65, 4790594), (83, 3751670), (130, 2395297), (166, 1875835), (415, 750334), (830, 375167), (1079, 288590), (2158, 144295), (5395, 57718), (10790, 28859)]