200972872

素因数分解:

$2^3\times {\mathrm{139}}^1\times {\mathrm{180731}}^1$

素因数の和:180876

約数の個数: 16

約数和(自身を含む): 379537200

約数和(自身を除く): 178564328

約数列:

[1, 2, 4, 8, 139, 278, 556, 1112, 180731, 361462, 722924, 1445848, 25121609, 50243218, 100486436, 200972872]

約数ペア:

[(1, 200972872), (2, 100486436), (4, 50243218), (8, 25121609), (139, 1445848), (278, 722924), (556, 361462), (1112, 180731)]