51995760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{216649}}^1$

素因数の和:216665

約数の個数: 40

約数和(自身を含む): 161187600

約数和(自身を除く): 109191840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 216649, 433298, 649947, 866596, 1083245, 1299894, 1733192, 2166490, 2599788, 3249735, 3466384, 4332980, 5199576, 6499470, 8665960, 10399152, 12998940, 17331920, 25997880, 51995760]

約数ペア:

[(1, 51995760), (2, 25997880), (3, 17331920), (4, 12998940), (5, 10399152), (6, 8665960), (8, 6499470), (10, 5199576), (12, 4332980), (15, 3466384), (16, 3249735), (20, 2599788), (24, 2166490), (30, 1733192), (40, 1299894), (48, 1083245), (60, 866596), (80, 649947), (120, 433298), (240, 216649)]