12850400

素因数分解:

$2^5\times 5^2\times {\mathrm{16063}}^1$

素因数の和:16083

約数の個数: 36

約数和(自身を含む): 31372992

約数和(自身を除く): 18522592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 16063, 32126, 64252, 80315, 128504, 160630, 257008, 321260, 401575, 514016, 642520, 803150, 1285040, 1606300, 2570080, 3212600, 6425200, 12850400]

約数ペア:

[(1, 12850400), (2, 6425200), (4, 3212600), (5, 2570080), (8, 1606300), (10, 1285040), (16, 803150), (20, 642520), (25, 514016), (32, 401575), (40, 321260), (50, 257008), (80, 160630), (100, 128504), (160, 80315), (200, 64252), (400, 32126), (800, 16063)]