149668990

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{2251}}^1$

素因数の和:2428

約数の個数: 32

約数和(自身を含む): 276455520

約数和(自身を除く): 126786530

約数列:

[1, 2, 5, 10, 61, 109, 122, 218, 305, 545, 610, 1090, 2251, 4502, 6649, 11255, 13298, 22510, 33245, 66490, 137311, 245359, 274622, 490718, 686555, 1226795, 1373110, 2453590, 14966899, 29933798, 74834495, 149668990]

約数ペア:

[(1, 149668990), (2, 74834495), (5, 29933798), (10, 14966899), (61, 2453590), (109, 1373110), (122, 1226795), (218, 686555), (305, 490718), (545, 274622), (610, 245359), (1090, 137311), (2251, 66490), (4502, 33245), (6649, 22510), (11255, 13298)]