160116400

素因数分解:

$2^4\times 5^2\times {\mathrm{400291}}^1$

素因数の和:400309

約数の個数: 30

約数和(自身を含む): 384680612

約数和(自身を除く): 224564212

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 400291, 800582, 1601164, 2001455, 3202328, 4002910, 6404656, 8005820, 10007275, 16011640, 20014550, 32023280, 40029100, 80058200, 160116400]

約数ペア:

[(1, 160116400), (2, 80058200), (4, 40029100), (5, 32023280), (8, 20014550), (10, 16011640), (16, 10007275), (20, 8005820), (25, 6404656), (40, 4002910), (50, 3202328), (80, 2001455), (100, 1601164), (200, 800582), (400, 400291)]