38320400

素因数分解:

$2^4\times 5^2\times {\mathrm{95801}}^1$

素因数の和:95819

約数の個数: 30

約数和(自身を含む): 92065722

約数和(自身を除く): 53745322

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 95801, 191602, 383204, 479005, 766408, 958010, 1532816, 1916020, 2395025, 3832040, 4790050, 7664080, 9580100, 19160200, 38320400]

約数ペア:

[(1, 38320400), (2, 19160200), (4, 9580100), (5, 7664080), (8, 4790050), (10, 3832040), (16, 2395025), (20, 1916020), (25, 1532816), (40, 958010), (50, 766408), (80, 479005), (100, 383204), (200, 191602), (400, 95801)]