31719550

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{193}}^1$

素因数の和:397

約数の個数: 48

約数和(自身を含む): 62786160

約数和(自身を除く): 31066610

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 173, 190, 193, 346, 386, 475, 865, 950, 965, 1730, 1930, 3287, 3667, 4325, 4825, 6574, 7334, 8650, 9650, 16435, 18335, 32870, 33389, 36670, 66778, 82175, 91675, 164350, 166945, 183350, 333890, 634391, 834725, 1268782, 1669450, 3171955, 6343910, 15859775, 31719550]

約数ペア:

[(1, 31719550), (2, 15859775), (5, 6343910), (10, 3171955), (19, 1669450), (25, 1268782), (38, 834725), (50, 634391), (95, 333890), (173, 183350), (190, 166945), (193, 164350), (346, 91675), (386, 82175), (475, 66778), (865, 36670), (950, 33389), (965, 32870), (1730, 18335), (1930, 16435), (3287, 9650), (3667, 8650), (4325, 7334), (4825, 6574)]