80745904

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{52027}}^1$

素因数の和:52132

約数の個数: 20

約数和(自身を含む): 158061064

約数和(自身を除く): 77315160

約数列:

[1, 2, 4, 8, 16, 97, 194, 388, 776, 1552, 52027, 104054, 208108, 416216, 832432, 5046619, 10093238, 20186476, 40372952, 80745904]

約数ペア:

[(1, 80745904), (2, 40372952), (4, 20186476), (8, 10093238), (16, 5046619), (97, 832432), (194, 416216), (388, 208108), (776, 104054), (1552, 52027)]