28703750

素因数分解:

$2^1\times 5^4\times {\mathrm{22963}}^1$

素因数の和:22985

約数の個数: 20

約数和(自身を含む): 53804652

約数和(自身を除く): 25100902

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 625, 1250, 22963, 45926, 114815, 229630, 574075, 1148150, 2870375, 5740750, 14351875, 28703750]

約数ペア:

[(1, 28703750), (2, 14351875), (5, 5740750), (10, 2870375), (25, 1148150), (50, 574075), (125, 229630), (250, 114815), (625, 45926), (1250, 22963)]