26751250

素因数分解:

$2^1\times 5^4\times {\mathrm{21401}}^1$

素因数の和:21423

約数の個数: 20

約数和(自身を含む): 50144886

約数和(自身を除く): 23393636

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 625, 1250, 21401, 42802, 107005, 214010, 535025, 1070050, 2675125, 5350250, 13375625, 26751250]

約数ペア:

[(1, 26751250), (2, 13375625), (5, 5350250), (10, 2675125), (25, 1070050), (50, 535025), (125, 214010), (250, 107005), (625, 42802), (1250, 21401)]