156931400

素因数分解:

$2^3\times 5^2\times {\mathrm{199}}^1\times {\mathrm{3943}}^1$

素因数の和:4158

約数の個数: 48

約数和(自身を含む): 366792000

約数和(自身を除く): 209860600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 199, 200, 398, 796, 995, 1592, 1990, 3943, 3980, 4975, 7886, 7960, 9950, 15772, 19715, 19900, 31544, 39430, 39800, 78860, 98575, 157720, 197150, 394300, 784657, 788600, 1569314, 3138628, 3923285, 6277256, 7846570, 15693140, 19616425, 31386280, 39232850, 78465700, 156931400]

約数ペア:

[(1, 156931400), (2, 78465700), (4, 39232850), (5, 31386280), (8, 19616425), (10, 15693140), (20, 7846570), (25, 6277256), (40, 3923285), (50, 3138628), (100, 1569314), (199, 788600), (200, 784657), (398, 394300), (796, 197150), (995, 157720), (1592, 98575), (1990, 78860), (3943, 39800), (3980, 39430), (4975, 31544), (7886, 19900), (7960, 19715), (9950, 15772)]