20607375

素因数分解:

$3^1\times 5^3\times {\mathrm{179}}^1\times {\mathrm{307}}^1$

素因数の和:504

約数の個数: 32

約数和(自身を含む): 34594560

約数和(自身を除く): 13987185

約数列:

[1, 3, 5, 15, 25, 75, 125, 179, 307, 375, 537, 895, 921, 1535, 2685, 4475, 4605, 7675, 13425, 22375, 23025, 38375, 54953, 67125, 115125, 164859, 274765, 824295, 1373825, 4121475, 6869125, 20607375]

約数ペア:

[(1, 20607375), (3, 6869125), (5, 4121475), (15, 1373825), (25, 824295), (75, 274765), (125, 164859), (179, 115125), (307, 67125), (375, 54953), (537, 38375), (895, 23025), (921, 22375), (1535, 13425), (2685, 7675), (4475, 4605)]