965000

素因数分解:

$2^3\times 5^4\times {\mathrm{193}}^1$

素因数の和:219

約数の個数: 40

約数和(自身を含む): 2272710

約数和(自身を除く): 1307710

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 193, 200, 250, 386, 500, 625, 772, 965, 1000, 1250, 1544, 1930, 2500, 3860, 4825, 5000, 7720, 9650, 19300, 24125, 38600, 48250, 96500, 120625, 193000, 241250, 482500, 965000]

約数ペア:

[(1, 965000), (2, 482500), (4, 241250), (5, 193000), (8, 120625), (10, 96500), (20, 48250), (25, 38600), (40, 24125), (50, 19300), (100, 9650), (125, 7720), (193, 5000), (200, 4825), (250, 3860), (386, 2500), (500, 1930), (625, 1544), (772, 1250), (965, 1000)]