168450440

素因数分解:

$2^3\times 5^1\times {\mathrm{853}}^1\times {\mathrm{4937}}^1$

素因数の和:5801

約数の個数: 32

約数和(自身を含む): 379534680

約数和(自身を除く): 211084240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 853, 1706, 3412, 4265, 4937, 6824, 8530, 9874, 17060, 19748, 24685, 34120, 39496, 49370, 98740, 197480, 4211261, 8422522, 16845044, 21056305, 33690088, 42112610, 84225220, 168450440]

約数ペア:

[(1, 168450440), (2, 84225220), (4, 42112610), (5, 33690088), (8, 21056305), (10, 16845044), (20, 8422522), (40, 4211261), (853, 197480), (1706, 98740), (3412, 49370), (4265, 39496), (4937, 34120), (6824, 24685), (8530, 19748), (9874, 17060)]