220663385

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{7489}}^1$

素因数の和:7648

約数の個数: 16

約数和(自身を含む): 271797120

約数和(自身を除く): 51133735

約数列:

[1, 5, 71, 83, 355, 415, 5893, 7489, 29465, 37445, 531719, 621587, 2658595, 3107935, 44132677, 220663385]

約数ペア:

[(1, 220663385), (5, 44132677), (71, 3107935), (83, 2658595), (355, 621587), (415, 531719), (5893, 37445), (7489, 29465)]