138222950

素因数分解:

$2^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{45319}}^1$

素因数の和:45392

約数の個数: 24

約数和(自身を含む): 261315120

約数和(自身を除く): 123092170

約数列:

[1, 2, 5, 10, 25, 50, 61, 122, 305, 610, 1525, 3050, 45319, 90638, 226595, 453190, 1132975, 2265950, 2764459, 5528918, 13822295, 27644590, 69111475, 138222950]

約数ペア:

[(1, 138222950), (2, 69111475), (5, 27644590), (10, 13822295), (25, 5528918), (50, 2764459), (61, 2265950), (122, 1132975), (305, 453190), (610, 226595), (1525, 90638), (3050, 45319)]