320855816

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{4999}}^1$

素因数の和:5189

約数の個数: 32

約数和(自身を含む): 615600000

約数和(自身を除く): 294744184

約数列:

[1, 2, 4, 8, 71, 113, 142, 226, 284, 452, 568, 904, 4999, 8023, 9998, 16046, 19996, 32092, 39992, 64184, 354929, 564887, 709858, 1129774, 1419716, 2259548, 2839432, 4519096, 40106977, 80213954, 160427908, 320855816]

約数ペア:

[(1, 320855816), (2, 160427908), (4, 80213954), (8, 40106977), (71, 4519096), (113, 2839432), (142, 2259548), (226, 1419716), (284, 1129774), (452, 709858), (568, 564887), (904, 354929), (4999, 64184), (8023, 39992), (9998, 32092), (16046, 19996)]