90141205

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{1709}}^1$

素因数の和:1869

約数の個数: 32

約数和(自身を含む): 135924480

約数和(自身を除く): 45783275

約数列:

[1, 5, 7, 11, 35, 55, 77, 137, 385, 685, 959, 1507, 1709, 4795, 7535, 8545, 10549, 11963, 18799, 52745, 59815, 93995, 131593, 234133, 657965, 1170665, 1638931, 2575463, 8194655, 12877315, 18028241, 90141205]

約数ペア:

[(1, 90141205), (5, 18028241), (7, 12877315), (11, 8194655), (35, 2575463), (55, 1638931), (77, 1170665), (137, 657965), (385, 234133), (685, 131593), (959, 93995), (1507, 59815), (1709, 52745), (4795, 18799), (7535, 11963), (8545, 10549)]