71739088

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{103}}^1\times {\mathrm{431}}^1$

素因数の和:643

約数の個数: 40

約数和(自身を含む): 142062336

約数和(自身を除く): 70323248

約数列:

[1, 2, 4, 8, 16, 101, 103, 202, 206, 404, 412, 431, 808, 824, 862, 1616, 1648, 1724, 3448, 6896, 10403, 20806, 41612, 43531, 44393, 83224, 87062, 88786, 166448, 174124, 177572, 348248, 355144, 696496, 710288, 4483693, 8967386, 17934772, 35869544, 71739088]

約数ペア:

[(1, 71739088), (2, 35869544), (4, 17934772), (8, 8967386), (16, 4483693), (101, 710288), (103, 696496), (202, 355144), (206, 348248), (404, 177572), (412, 174124), (431, 166448), (808, 88786), (824, 87062), (862, 83224), (1616, 44393), (1648, 43531), (1724, 41612), (3448, 20806), (6896, 10403)]