78281008

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{376351}}^1$

素因数の和:376372

約数の個数: 20

約数和(自身を含む): 163336768

約数和(自身を除く): 85055760

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 376351, 752702, 1505404, 3010808, 4892563, 6021616, 9785126, 19570252, 39140504, 78281008]

約数ペア:

[(1, 78281008), (2, 39140504), (4, 19570252), (8, 9785126), (13, 6021616), (16, 4892563), (26, 3010808), (52, 1505404), (104, 752702), (208, 376351)]