80747036

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{199}}^1\times {\mathrm{281}}^1$

素因数の和:522

約数の個数: 36

約数和(自身を含む): 150418800

約数和(自身を除く): 69671764

約数列:

[1, 2, 4, 19, 38, 76, 199, 281, 361, 398, 562, 722, 796, 1124, 1444, 3781, 5339, 7562, 10678, 15124, 21356, 55919, 71839, 101441, 111838, 143678, 202882, 223676, 287356, 405764, 1062461, 2124922, 4249844, 20186759, 40373518, 80747036]

約数ペア:

[(1, 80747036), (2, 40373518), (4, 20186759), (19, 4249844), (38, 2124922), (76, 1062461), (199, 405764), (281, 287356), (361, 223676), (398, 202882), (562, 143678), (722, 111838), (796, 101441), (1124, 71839), (1444, 55919), (3781, 21356), (5339, 15124), (7562, 10678)]