80814736

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{297113}}^1$

素因数の和:297138

約数の個数: 20

約数和(自身を含む): 165789612

約数和(自身を除く): 84974876

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 297113, 594226, 1188452, 2376904, 4753808, 5050921, 10101842, 20203684, 40407368, 80814736]

約数ペア:

[(1, 80814736), (2, 40407368), (4, 20203684), (8, 10101842), (16, 5050921), (17, 4753808), (34, 2376904), (68, 1188452), (136, 594226), (272, 297113)]