625616

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{641}}^1$

素因数の和:710

約数の個数: 20

約数和(自身を含む): 1233924

約数和(自身を除く): 608308

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 641, 976, 1282, 2564, 5128, 10256, 39101, 78202, 156404, 312808, 625616]

約数ペア:

[(1, 625616), (2, 312808), (4, 156404), (8, 78202), (16, 39101), (61, 10256), (122, 5128), (244, 2564), (488, 1282), (641, 976)]