54145750

素因数分解:

$2^1\times 5^3\times {\mathrm{109}}^1\times {\mathrm{1987}}^1$

素因数の和:2113

約数の個数: 32

約数和(自身を含む): 102342240

約数和(自身を除く): 48196490

約数列:

[1, 2, 5, 10, 25, 50, 109, 125, 218, 250, 545, 1090, 1987, 2725, 3974, 5450, 9935, 13625, 19870, 27250, 49675, 99350, 216583, 248375, 433166, 496750, 1082915, 2165830, 5414575, 10829150, 27072875, 54145750]

約数ペア:

[(1, 54145750), (2, 27072875), (5, 10829150), (10, 5414575), (25, 2165830), (50, 1082915), (109, 496750), (125, 433166), (218, 248375), (250, 216583), (545, 99350), (1090, 49675), (1987, 27250), (2725, 19870), (3974, 13625), (5450, 9935)]