161135900

素因数分解:

$2^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{30403}}^1$

素因数の和:30470

約数の個数: 36

約数和(自身を含む): 356274072

約数和(自身を除く): 195138172

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 100, 106, 212, 265, 530, 1060, 1325, 2650, 5300, 30403, 60806, 121612, 152015, 304030, 608060, 760075, 1520150, 1611359, 3040300, 3222718, 6445436, 8056795, 16113590, 32227180, 40283975, 80567950, 161135900]

約数ペア:

[(1, 161135900), (2, 80567950), (4, 40283975), (5, 32227180), (10, 16113590), (20, 8056795), (25, 6445436), (50, 3222718), (53, 3040300), (100, 1611359), (106, 1520150), (212, 760075), (265, 608060), (530, 304030), (1060, 152015), (1325, 121612), (2650, 60806), (5300, 30403)]