161729225

素因数分解:

$5^2\times 7^1\times {\mathrm{619}}^1\times {\mathrm{1493}}^1$

素因数の和:2129

約数の個数: 24

約数和(自身を含む): 229717440

約数和(自身を除く): 67988215

約数列:

[1, 5, 7, 25, 35, 175, 619, 1493, 3095, 4333, 7465, 10451, 15475, 21665, 37325, 52255, 108325, 261275, 924167, 4620835, 6469169, 23104175, 32345845, 161729225]

約数ペア:

[(1, 161729225), (5, 32345845), (7, 23104175), (25, 6469169), (35, 4620835), (175, 924167), (619, 261275), (1493, 108325), (3095, 52255), (4333, 37325), (7465, 21665), (10451, 15475)]