20027966075

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{1201}}^1\times {\mathrm{3947}}^1$

素因数の和:5184

約数の個数: 36

約数和(自身を含む): 26921198808

約数和(自身を除く): 6893232733

約数列:

[1, 5, 13, 25, 65, 169, 325, 845, 1201, 3947, 4225, 6005, 15613, 19735, 30025, 51311, 78065, 98675, 202969, 256555, 390325, 667043, 1014845, 1282775, 3335215, 4740347, 5074225, 16676075, 23701735, 61624511, 118508675, 308122555, 801118643, 1540612775, 4005593215, 20027966075]

約数ペア:

[(1, 20027966075), (5, 4005593215), (13, 1540612775), (25, 801118643), (65, 308122555), (169, 118508675), (325, 61624511), (845, 23701735), (1201, 16676075), (3947, 5074225), (4225, 4740347), (6005, 3335215), (15613, 1282775), (19735, 1014845), (30025, 667043), (51311, 390325), (78065, 256555), (98675, 202969)]