640096

素因数分解:

$2^5\times {\mathrm{83}}^1\times {\mathrm{241}}^1$

素因数の和:334

約数の個数: 24

約数和(自身を含む): 1280664

約数和(自身を除く): 640568

約数列:

[1, 2, 4, 8, 16, 32, 83, 166, 241, 332, 482, 664, 964, 1328, 1928, 2656, 3856, 7712, 20003, 40006, 80012, 160024, 320048, 640096]

約数ペア:

[(1, 640096), (2, 320048), (4, 160024), (8, 80012), (16, 40006), (32, 20003), (83, 7712), (166, 3856), (241, 2656), (332, 1928), (482, 1328), (664, 964)]