255901616

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{192697}}^1$

素因数の和:192788

約数の個数: 20

約数和(自身を含む): 501785592

約数和(自身を除く): 245883976

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 192697, 385394, 770788, 1541576, 3083152, 15993851, 31987702, 63975404, 127950808, 255901616]

約数ペア:

[(1, 255901616), (2, 127950808), (4, 63975404), (8, 31987702), (16, 15993851), (83, 3083152), (166, 1541576), (332, 770788), (664, 385394), (1328, 192697)]