28509950

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{81457}}^1$

素因数の和:81476

約数の個数: 24

約数和(自身を含む): 60604752

約数和(自身を除く): 32094802

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 175, 350, 81457, 162914, 407285, 570199, 814570, 1140398, 2036425, 2850995, 4072850, 5701990, 14254975, 28509950]

約数ペア:

[(1, 28509950), (2, 14254975), (5, 5701990), (7, 4072850), (10, 2850995), (14, 2036425), (25, 1140398), (35, 814570), (50, 570199), (70, 407285), (175, 162914), (350, 81457)]