82370000

素因数分解:

$2^4\times 5^4\times {\mathrm{8237}}^1$

素因数の和:8265

約数の個数: 50

約数和(自身を含む): 199450218

約数和(自身を除く): 117080218

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 625, 1000, 1250, 2000, 2500, 5000, 8237, 10000, 16474, 32948, 41185, 65896, 82370, 131792, 164740, 205925, 329480, 411850, 658960, 823700, 1029625, 1647400, 2059250, 3294800, 4118500, 5148125, 8237000, 10296250, 16474000, 20592500, 41185000, 82370000]

約数ペア:

[(1, 82370000), (2, 41185000), (4, 20592500), (5, 16474000), (8, 10296250), (10, 8237000), (16, 5148125), (20, 4118500), (25, 3294800), (40, 2059250), (50, 1647400), (80, 1029625), (100, 823700), (125, 658960), (200, 411850), (250, 329480), (400, 205925), (500, 164740), (625, 131792), (1000, 82370), (1250, 65896), (2000, 41185), (2500, 32948), (5000, 16474), (8237, 10000)]