5251000

素因数分解:

$2^3\times 5^3\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:169

約数の個数: 64

約数和(自身を含む): 12636000

約数和(自身を除く): 7385000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 59, 89, 100, 118, 125, 178, 200, 236, 250, 295, 356, 445, 472, 500, 590, 712, 890, 1000, 1180, 1475, 1780, 2225, 2360, 2950, 3560, 4450, 5251, 5900, 7375, 8900, 10502, 11125, 11800, 14750, 17800, 21004, 22250, 26255, 29500, 42008, 44500, 52510, 59000, 89000, 105020, 131275, 210040, 262550, 525100, 656375, 1050200, 1312750, 2625500, 5251000]

約数ペア:

[(1, 5251000), (2, 2625500), (4, 1312750), (5, 1050200), (8, 656375), (10, 525100), (20, 262550), (25, 210040), (40, 131275), (50, 105020), (59, 89000), (89, 59000), (100, 52510), (118, 44500), (125, 42008), (178, 29500), (200, 26255), (236, 22250), (250, 21004), (295, 17800), (356, 14750), (445, 11800), (472, 11125), (500, 10502), (590, 8900), (712, 7375), (890, 5900), (1000, 5251), (1180, 4450), (1475, 3560), (1780, 2950), (2225, 2360)]