812785895

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{613}}^1\times {\mathrm{821}}^1$

素因数の和:1475

約数の個数: 32

約数和(自身を含む): 1090169280

約数和(自身を除く): 277383385

約数列:

[1, 5, 17, 19, 85, 95, 323, 613, 821, 1615, 3065, 4105, 10421, 11647, 13957, 15599, 52105, 58235, 69785, 77995, 197999, 265183, 503273, 989995, 1325915, 2516365, 8555641, 9562187, 42778205, 47810935, 162557179, 812785895]

約数ペア:

[(1, 812785895), (5, 162557179), (17, 47810935), (19, 42778205), (85, 9562187), (95, 8555641), (323, 2516365), (613, 1325915), (821, 989995), (1615, 503273), (3065, 265183), (4105, 197999), (10421, 77995), (11647, 69785), (13957, 58235), (15599, 52105)]