85971500

素因数分解:

$2^2\times 5^3\times {\mathrm{139}}^1\times {\mathrm{1237}}^1$

素因数の和:1395

約数の個数: 48

約数和(自身を含む): 189265440

約数和(自身を除く): 103293940

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 139, 250, 278, 500, 556, 695, 1237, 1390, 2474, 2780, 3475, 4948, 6185, 6950, 12370, 13900, 17375, 24740, 30925, 34750, 61850, 69500, 123700, 154625, 171943, 309250, 343886, 618500, 687772, 859715, 1719430, 3438860, 4298575, 8597150, 17194300, 21492875, 42985750, 85971500]

約数ペア:

[(1, 85971500), (2, 42985750), (4, 21492875), (5, 17194300), (10, 8597150), (20, 4298575), (25, 3438860), (50, 1719430), (100, 859715), (125, 687772), (139, 618500), (250, 343886), (278, 309250), (500, 171943), (556, 154625), (695, 123700), (1237, 69500), (1390, 61850), (2474, 34750), (2780, 30925), (3475, 24740), (4948, 17375), (6185, 13900), (6950, 12370)]