80508016

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{264829}}^1$

素因数の和:264856

約数の個数: 20

約数和(自身を含む): 164194600

約数和(自身を除く): 83686584

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 264829, 529658, 1059316, 2118632, 4237264, 5031751, 10063502, 20127004, 40254008, 80508016]

約数ペア:

[(1, 80508016), (2, 40254008), (4, 20127004), (8, 10063502), (16, 5031751), (19, 4237264), (38, 2118632), (76, 1059316), (152, 529658), (304, 264829)]