25993136

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{7351}}^1$

素因数の和:7389

約数の個数: 40

約数和(自身を含む): 57433824

約数和(自身を除く): 31440688

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 884, 1768, 3536, 7351, 14702, 29404, 58808, 95563, 117616, 124967, 191126, 249934, 382252, 499868, 764504, 999736, 1529008, 1624571, 1999472, 3249142, 6498284, 12996568, 25993136]

約数ペア:

[(1, 25993136), (2, 12996568), (4, 6498284), (8, 3249142), (13, 1999472), (16, 1624571), (17, 1529008), (26, 999736), (34, 764504), (52, 499868), (68, 382252), (104, 249934), (136, 191126), (208, 124967), (221, 117616), (272, 95563), (442, 58808), (884, 29404), (1768, 14702), (3536, 7351)]