68998000

素因数分解:

$2^4\times 5^3\times {\mathrm{34499}}^1$

素因数の和:34522

約数の個数: 40

約数和(自身を含む): 166842000

約数和(自身を除く): 97844000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 34499, 68998, 137996, 172495, 275992, 344990, 551984, 689980, 862475, 1379960, 1724950, 2759920, 3449900, 4312375, 6899800, 8624750, 13799600, 17249500, 34499000, 68998000]

約数ペア:

[(1, 68998000), (2, 34499000), (4, 17249500), (5, 13799600), (8, 8624750), (10, 6899800), (16, 4312375), (20, 3449900), (25, 2759920), (40, 1724950), (50, 1379960), (80, 862475), (100, 689980), (125, 551984), (200, 344990), (250, 275992), (400, 172495), (500, 137996), (1000, 68998), (2000, 34499)]