72447868

素因数分解:

$2^2\times {\mathrm{31}}^2\times {\mathrm{47}}^1\times {\mathrm{401}}^1$

素因数の和:514

約数の個数: 36

約数和(自身を含む): 134126496

約数和(自身を除く): 61678628

約数列:

[1, 2, 4, 31, 47, 62, 94, 124, 188, 401, 802, 961, 1457, 1604, 1922, 2914, 3844, 5828, 12431, 18847, 24862, 37694, 45167, 49724, 75388, 90334, 180668, 385361, 584257, 770722, 1168514, 1541444, 2337028, 18111967, 36223934, 72447868]

約数ペア:

[(1, 72447868), (2, 36223934), (4, 18111967), (31, 2337028), (47, 1541444), (62, 1168514), (94, 770722), (124, 584257), (188, 385361), (401, 180668), (802, 90334), (961, 75388), (1457, 49724), (1604, 45167), (1922, 37694), (2914, 24862), (3844, 18847), (5828, 12431)]