25993840

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{4451}}^1$

素因数の和:4537

約数の個数: 40

約数和(自身を含む): 61277328

約数和(自身を除く): 35283488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 4451, 5840, 8902, 17804, 22255, 35608, 44510, 71216, 89020, 178040, 324923, 356080, 649846, 1299692, 1624615, 2599384, 3249230, 5198768, 6498460, 12996920, 25993840]

約数ペア:

[(1, 25993840), (2, 12996920), (4, 6498460), (5, 5198768), (8, 3249230), (10, 2599384), (16, 1624615), (20, 1299692), (40, 649846), (73, 356080), (80, 324923), (146, 178040), (292, 89020), (365, 71216), (584, 44510), (730, 35608), (1168, 22255), (1460, 17804), (2920, 8902), (4451, 5840)]