27808750

素因数分解:

$2^1\times 5^4\times {\mathrm{22247}}^1$

素因数の和:22269

約数の個数: 20

約数和(自身を含む): 52127064

約数和(自身を除く): 24318314

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 625, 1250, 22247, 44494, 111235, 222470, 556175, 1112350, 2780875, 5561750, 13904375, 27808750]

約数ペア:

[(1, 27808750), (2, 13904375), (5, 5561750), (10, 2780875), (25, 1112350), (50, 556175), (125, 222470), (250, 111235), (625, 44494), (1250, 22247)]