65998000

素因数分解:

$2^4\times 5^3\times {\mathrm{32999}}^1$

素因数の和:33022

約数の個数: 40

約数和(自身を含む): 159588000

約数和(自身を除く): 93590000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 32999, 65998, 131996, 164995, 263992, 329990, 527984, 659980, 824975, 1319960, 1649950, 2639920, 3299900, 4124875, 6599800, 8249750, 13199600, 16499500, 32999000, 65998000]

約数ペア:

[(1, 65998000), (2, 32999000), (4, 16499500), (5, 13199600), (8, 8249750), (10, 6599800), (16, 4124875), (20, 3299900), (25, 2639920), (40, 1649950), (50, 1319960), (80, 824975), (100, 659980), (125, 527984), (200, 329990), (250, 263992), (400, 164995), (500, 131996), (1000, 65998), (2000, 32999)]