2080406575

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{601}}^1\times {\mathrm{10651}}^1$

素因数の和:11275

約数の個数: 24

約数和(自身を含む): 2783026736

約数和(自身を除く): 702620161

約数列:

[1, 5, 13, 25, 65, 325, 601, 3005, 7813, 10651, 15025, 39065, 53255, 138463, 195325, 266275, 692315, 3461575, 6401251, 32006255, 83216263, 160031275, 416081315, 2080406575]

約数ペア:

[(1, 2080406575), (5, 416081315), (13, 160031275), (25, 83216263), (65, 32006255), (325, 6401251), (601, 3461575), (3005, 692315), (7813, 266275), (10651, 195325), (15025, 138463), (39065, 53255)]