26255000

素因数分解:

$2^3\times 5^4\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:174

約数の個数: 80

約数和(自身を含む): 63261000

約数和(自身を除く): 37006000

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, 625, 712, 890, 1000, 1180, 1250, 1475, 1780, 2225, 2360, 2500, 2950, 3560, 4450, 5000, 5251, 5900, 7375, 8900, 10502, 11125, 11800, 14750, 17800, 21004, 22250, 26255, 29500, 36875, 42008, 44500, 52510, 55625, 59000, 73750, 89000, 105020, 111250, 131275, 147500, 210040, 222500, 262550, 295000, 445000, 525100, 656375, 1050200, 1312750, 2625500, 3281875, 5251000, 6563750, 13127500, 26255000]

約数ペア:

[(1, 26255000), (2, 13127500), (4, 6563750), (5, 5251000), (8, 3281875), (10, 2625500), (20, 1312750), (25, 1050200), (40, 656375), (50, 525100), (59, 445000), (89, 295000), (100, 262550), (118, 222500), (125, 210040), (178, 147500), (200, 131275), (236, 111250), (250, 105020), (295, 89000), (356, 73750), (445, 59000), (472, 55625), (500, 52510), (590, 44500), (625, 42008), (712, 36875), (890, 29500), (1000, 26255), (1180, 22250), (1250, 21004), (1475, 17800), (1780, 14750), (2225, 11800), (2360, 11125), (2500, 10502), (2950, 8900), (3560, 7375), (4450, 5900), (5000, 5251)]