266226560

素因数分解:

$2^7\times 5^1\times {\mathrm{415979}}^1$

素因数の和:415998

約数の個数: 32

約数和(自身を含む): 636449400

約数和(自身を除く): 370222840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 415979, 831958, 1663916, 2079895, 3327832, 4159790, 6655664, 8319580, 13311328, 16639160, 26622656, 33278320, 53245312, 66556640, 133113280, 266226560]

約数ペア:

[(1, 266226560), (2, 133113280), (4, 66556640), (5, 53245312), (8, 33278320), (10, 26622656), (16, 16639160), (20, 13311328), (32, 8319580), (40, 6655664), (64, 4159790), (80, 3327832), (128, 2079895), (160, 1663916), (320, 831958), (640, 415979)]