20121207500

素因数分解:

$2^2\times 5^4\times {\mathrm{8048483}}^1$

素因数の和:8048507

約数の個数: 30

約数和(自身を含む): 44001062028

約数和(自身を除く): 23879854528

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 625, 1250, 2500, 8048483, 16096966, 32193932, 40242415, 80484830, 160969660, 201212075, 402424150, 804848300, 1006060375, 2012120750, 4024241500, 5030301875, 10060603750, 20121207500]

約数ペア:

[(1, 20121207500), (2, 10060603750), (4, 5030301875), (5, 4024241500), (10, 2012120750), (20, 1006060375), (25, 804848300), (50, 402424150), (100, 201212075), (125, 160969660), (250, 80484830), (500, 40242415), (625, 32193932), (1250, 16096966), (2500, 8048483)]