49720400

素因数分解:

$2^4\times 5^2\times {\mathrm{124301}}^1$

素因数の和:124319

約数の個数: 30

約数和(自身を含む): 119454222

約数和(自身を除く): 69733822

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 124301, 248602, 497204, 621505, 994408, 1243010, 1988816, 2486020, 3107525, 4972040, 6215050, 9944080, 12430100, 24860200, 49720400]

約数ペア:

[(1, 49720400), (2, 24860200), (4, 12430100), (5, 9944080), (8, 6215050), (10, 4972040), (16, 3107525), (20, 2486020), (25, 1988816), (40, 1243010), (50, 994408), (80, 621505), (100, 497204), (200, 248602), (400, 124301)]