157120730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{15299}}^1$

素因数の和:15398

約数の個数: 32

約数和(自身を含む): 308448000

約数和(自身を除く): 151327270

約数列:

[1, 2, 5, 10, 13, 26, 65, 79, 130, 158, 395, 790, 1027, 2054, 5135, 10270, 15299, 30598, 76495, 152990, 198887, 397774, 994435, 1208621, 1988870, 2417242, 6043105, 12086210, 15712073, 31424146, 78560365, 157120730]

約数ペア:

[(1, 157120730), (2, 78560365), (5, 31424146), (10, 15712073), (13, 12086210), (26, 6043105), (65, 2417242), (79, 1988870), (130, 1208621), (158, 994435), (395, 397774), (790, 198887), (1027, 152990), (2054, 76495), (5135, 30598), (10270, 15299)]