15314500

素因数分解:

$2^2\times 5^3\times {\mathrm{109}}^1\times {\mathrm{281}}^1$

素因数の和:409

約数の個数: 48

約数和(自身を含む): 33873840

約数和(自身を除く): 18559340

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 109, 125, 218, 250, 281, 436, 500, 545, 562, 1090, 1124, 1405, 2180, 2725, 2810, 5450, 5620, 7025, 10900, 13625, 14050, 27250, 28100, 30629, 35125, 54500, 61258, 70250, 122516, 140500, 153145, 306290, 612580, 765725, 1531450, 3062900, 3828625, 7657250, 15314500]

約数ペア:

[(1, 15314500), (2, 7657250), (4, 3828625), (5, 3062900), (10, 1531450), (20, 765725), (25, 612580), (50, 306290), (100, 153145), (109, 140500), (125, 122516), (218, 70250), (250, 61258), (281, 54500), (436, 35125), (500, 30629), (545, 28100), (562, 27250), (1090, 14050), (1124, 13625), (1405, 10900), (2180, 7025), (2725, 5620), (2810, 5450)]