68710034500

素因数分解:

$2^2\times 5^3\times {\mathrm{41}}^2\times {\mathrm{81749}}^1$

素因数の和:81850

約数の個数: 72

約数和(自身を含む): 153813933000

約数和(自身を除く): 85103898500

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 125, 164, 205, 250, 410, 500, 820, 1025, 1681, 2050, 3362, 4100, 5125, 6724, 8405, 10250, 16810, 20500, 33620, 42025, 81749, 84050, 163498, 168100, 210125, 326996, 408745, 420250, 817490, 840500, 1634980, 2043725, 3351709, 4087450, 6703418, 8174900, 10218625, 13406836, 16758545, 20437250, 33517090, 40874500, 67034180, 83792725, 137420069, 167585450, 274840138, 335170900, 418963625, 549680276, 687100345, 837927250, 1374200690, 1675854500, 2748401380, 3435501725, 6871003450, 13742006900, 17177508625, 34355017250, 68710034500]

約数ペア:

[(1, 68710034500), (2, 34355017250), (4, 17177508625), (5, 13742006900), (10, 6871003450), (20, 3435501725), (25, 2748401380), (41, 1675854500), (50, 1374200690), (82, 837927250), (100, 687100345), (125, 549680276), (164, 418963625), (205, 335170900), (250, 274840138), (410, 167585450), (500, 137420069), (820, 83792725), (1025, 67034180), (1681, 40874500), (2050, 33517090), (3362, 20437250), (4100, 16758545), (5125, 13406836), (6724, 10218625), (8405, 8174900), (10250, 6703418), (16810, 4087450), (20500, 3351709), (33620, 2043725), (42025, 1634980), (81749, 840500), (84050, 817490), (163498, 420250), (168100, 408745), (210125, 326996)]