69964000

素因数分解:

$2^5\times 5^3\times {\mathrm{17491}}^1$

素因数の和:17516

約数の個数: 48

約数和(自身を含む): 171911376

約数和(自身を除く): 101947376

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 2000, 4000, 17491, 34982, 69964, 87455, 139928, 174910, 279856, 349820, 437275, 559712, 699640, 874550, 1399280, 1749100, 2186375, 2798560, 3498200, 4372750, 6996400, 8745500, 13992800, 17491000, 34982000, 69964000]

約数ペア:

[(1, 69964000), (2, 34982000), (4, 17491000), (5, 13992800), (8, 8745500), (10, 6996400), (16, 4372750), (20, 3498200), (25, 2798560), (32, 2186375), (40, 1749100), (50, 1399280), (80, 874550), (100, 699640), (125, 559712), (160, 437275), (200, 349820), (250, 279856), (400, 174910), (500, 139928), (800, 87455), (1000, 69964), (2000, 34982), (4000, 17491)]