212216525

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{347}}^1\times {\mathrm{1439}}^1$

素因数の和:1813

約数の個数: 24

約数和(自身を含む): 279624960

約数和(自身を除く): 67408435

約数列:

[1, 5, 17, 25, 85, 347, 425, 1439, 1735, 5899, 7195, 8675, 24463, 29495, 35975, 122315, 147475, 499333, 611575, 2496665, 8488661, 12483325, 42443305, 212216525]

約数ペア:

[(1, 212216525), (5, 42443305), (17, 12483325), (25, 8488661), (85, 2496665), (347, 611575), (425, 499333), (1439, 147475), (1735, 122315), (5899, 35975), (7195, 29495), (8675, 24463)]