181357930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{17659}}^1$

素因数の和:17758

約数の個数: 32

約数和(自身を含む): 356025600

約数和(自身を除く): 174667670

約数列:

[1, 2, 5, 10, 13, 26, 65, 79, 130, 158, 395, 790, 1027, 2054, 5135, 10270, 17659, 35318, 88295, 176590, 229567, 459134, 1147835, 1395061, 2295670, 2790122, 6975305, 13950610, 18135793, 36271586, 90678965, 181357930]

約数ペア:

[(1, 181357930), (2, 90678965), (5, 36271586), (10, 18135793), (13, 13950610), (26, 6975305), (65, 2790122), (79, 2295670), (130, 1395061), (158, 1147835), (395, 459134), (790, 229567), (1027, 176590), (2054, 88295), (5135, 35318), (10270, 17659)]