69820000

素因数分解:

$2^5\times 5^4\times {\mathrm{3491}}^1$

素因数の和:3521

約数の個数: 60

約数和(自身を含む): 171816876

約数和(自身を除く): 101996876

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 625, 800, 1000, 1250, 2000, 2500, 3491, 4000, 5000, 6982, 10000, 13964, 17455, 20000, 27928, 34910, 55856, 69820, 87275, 111712, 139640, 174550, 279280, 349100, 436375, 558560, 698200, 872750, 1396400, 1745500, 2181875, 2792800, 3491000, 4363750, 6982000, 8727500, 13964000, 17455000, 34910000, 69820000]

約数ペア:

[(1, 69820000), (2, 34910000), (4, 17455000), (5, 13964000), (8, 8727500), (10, 6982000), (16, 4363750), (20, 3491000), (25, 2792800), (32, 2181875), (40, 1745500), (50, 1396400), (80, 872750), (100, 698200), (125, 558560), (160, 436375), (200, 349100), (250, 279280), (400, 174550), (500, 139640), (625, 111712), (800, 87275), (1000, 69820), (1250, 55856), (2000, 34910), (2500, 27928), (3491, 20000), (4000, 17455), (5000, 13964), (6982, 10000)]