340844375

素因数分解:

$5^4\times {\mathrm{71}}^1\times {\mathrm{7681}}^1$

素因数の和:7772

約数の個数: 20

約数和(自身を含む): 431974224

約数和(自身を除く): 91129849

約数列:

[1, 5, 25, 71, 125, 355, 625, 1775, 7681, 8875, 38405, 44375, 192025, 545351, 960125, 2726755, 4800625, 13633775, 68168875, 340844375]

約数ペア:

[(1, 340844375), (5, 68168875), (25, 13633775), (71, 4800625), (125, 2726755), (355, 960125), (625, 545351), (1775, 192025), (7681, 44375), (8875, 38405)]