201217827500

素因数分解:

$2^2\times 5^4\times {\mathrm{80487131}}^1$

素因数の和:80487155

約数の個数: 30

約数和(自身を含む): 440023150644

約数和(自身を除く): 238805323144

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 625, 1250, 2500, 80487131, 160974262, 321948524, 402435655, 804871310, 1609742620, 2012178275, 4024356550, 8048713100, 10060891375, 20121782750, 40243565500, 50304456875, 100608913750, 201217827500]

約数ペア:

[(1, 201217827500), (2, 100608913750), (4, 50304456875), (5, 40243565500), (10, 20121782750), (20, 10060891375), (25, 8048713100), (50, 4024356550), (100, 2012178275), (125, 1609742620), (250, 804871310), (500, 402435655), (625, 321948524), (1250, 160974262), (2500, 80487131)]