61705960

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{7993}}^1$

素因数の和:8197

約数の個数: 32

約数和(自身を含む): 139575240

約数和(自身を除く): 77869280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 386, 772, 965, 1544, 1930, 3860, 7720, 7993, 15986, 31972, 39965, 63944, 79930, 159860, 319720, 1542649, 3085298, 6170596, 7713245, 12341192, 15426490, 30852980, 61705960]

約数ペア:

[(1, 61705960), (2, 30852980), (4, 15426490), (5, 12341192), (8, 7713245), (10, 6170596), (20, 3085298), (40, 1542649), (193, 319720), (386, 159860), (772, 79930), (965, 63944), (1544, 39965), (1930, 31972), (3860, 15986), (7720, 7993)]