157250840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{206909}}^1$

素因数の和:206939

約数の個数: 32

約数和(自身を含む): 372438000

約数和(自身を除く): 215187160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 206909, 413818, 827636, 1034545, 1655272, 2069090, 3931271, 4138180, 7862542, 8276360, 15725084, 19656355, 31450168, 39312710, 78625420, 157250840]

約数ペア:

[(1, 157250840), (2, 78625420), (4, 39312710), (5, 31450168), (8, 19656355), (10, 15725084), (19, 8276360), (20, 7862542), (38, 4138180), (40, 3931271), (76, 2069090), (95, 1655272), (152, 1034545), (190, 827636), (380, 413818), (760, 206909)]