169394360

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{79903}}^1$

素因数の和:79967

約数の個数: 32

約数和(自身を含む): 388333440

約数和(自身を除く): 218939080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 79903, 159806, 319612, 399515, 639224, 799030, 1598060, 3196120, 4234859, 8469718, 16939436, 21174295, 33878872, 42348590, 84697180, 169394360]

約数ペア:

[(1, 169394360), (2, 84697180), (4, 42348590), (5, 33878872), (8, 21174295), (10, 16939436), (20, 8469718), (40, 4234859), (53, 3196120), (106, 1598060), (212, 799030), (265, 639224), (424, 399515), (530, 319612), (1060, 159806), (2120, 79903)]