81660112

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{300221}}^1$

素因数の和:300246

約数の個数: 20

約数和(自身を含む): 167523876

約数和(自身を除く): 85863764

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 300221, 600442, 1200884, 2401768, 4803536, 5103757, 10207514, 20415028, 40830056, 81660112]

約数ペア:

[(1, 81660112), (2, 40830056), (4, 20415028), (8, 10207514), (16, 5103757), (17, 4803536), (34, 2401768), (68, 1200884), (136, 600442), (272, 300221)]