128283265

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{359}}^1$

素因数の和:537

約数の個数: 32

約数和(自身を含む): 172627200

約数和(自身を除く): 44343935

約数列:

[1, 5, 11, 55, 73, 89, 359, 365, 445, 803, 979, 1795, 3949, 4015, 4895, 6497, 19745, 26207, 31951, 32485, 71467, 131035, 159755, 288277, 351461, 357335, 1441385, 1757305, 2332423, 11662115, 25656653, 128283265]

約数ペア:

[(1, 128283265), (5, 25656653), (11, 11662115), (55, 2332423), (73, 1757305), (89, 1441385), (359, 357335), (365, 351461), (445, 288277), (803, 159755), (979, 131035), (1795, 71467), (3949, 32485), (4015, 31951), (4895, 26207), (6497, 19745)]