79448125

素因数分解:

$5^4\times {\mathrm{317}}^1\times {\mathrm{401}}^1$

素因数の和:738

約数の個数: 20

約数和(自身を含む): 99839916

約数和(自身を除く): 20391791

約数列:

[1, 5, 25, 125, 317, 401, 625, 1585, 2005, 7925, 10025, 39625, 50125, 127117, 198125, 250625, 635585, 3177925, 15889625, 79448125]

約数ペア:

[(1, 79448125), (5, 15889625), (25, 3177925), (125, 635585), (317, 250625), (401, 198125), (625, 127117), (1585, 50125), (2005, 39625), (7925, 10025)]