22680625

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{3299}}^1$

素因数の和:3330

約数の個数: 20

約数和(自身を含む): 30927600

約数和(自身を除く): 8246975

約数列:

[1, 5, 11, 25, 55, 125, 275, 625, 1375, 3299, 6875, 16495, 36289, 82475, 181445, 412375, 907225, 2061875, 4536125, 22680625]

約数ペア:

[(1, 22680625), (5, 4536125), (11, 2061875), (25, 907225), (55, 412375), (125, 181445), (275, 82475), (625, 36289), (1375, 16495), (3299, 6875)]