25181288

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{4691}}^1$

素因数の和:4769

約数の個数: 32

約数和(自身を含む): 52362720

約数和(自身を除く): 27181432

約数列:

[1, 2, 4, 8, 11, 22, 44, 61, 88, 122, 244, 488, 671, 1342, 2684, 4691, 5368, 9382, 18764, 37528, 51601, 103202, 206404, 286151, 412808, 572302, 1144604, 2289208, 3147661, 6295322, 12590644, 25181288]

約数ペア:

[(1, 25181288), (2, 12590644), (4, 6295322), (8, 3147661), (11, 2289208), (22, 1144604), (44, 572302), (61, 412808), (88, 286151), (122, 206404), (244, 103202), (488, 51601), (671, 37528), (1342, 18764), (2684, 9382), (4691, 5368)]