79997300

素因数分解:

$2^2\times 5^2\times {\mathrm{127}}^1\times {\mathrm{6299}}^1$

素因数の和:6440

約数の個数: 36

約数和(自身を含む): 174988800

約数和(自身を除く): 94991500

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 127, 254, 508, 635, 1270, 2540, 3175, 6299, 6350, 12598, 12700, 25196, 31495, 62990, 125980, 157475, 314950, 629900, 799973, 1599946, 3199892, 3999865, 7999730, 15999460, 19999325, 39998650, 79997300]

約数ペア:

[(1, 79997300), (2, 39998650), (4, 19999325), (5, 15999460), (10, 7999730), (20, 3999865), (25, 3199892), (50, 1599946), (100, 799973), (127, 629900), (254, 314950), (508, 157475), (635, 125980), (1270, 62990), (2540, 31495), (3175, 25196), (6299, 12700), (6350, 12598)]