67381820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{5021}}^1$

素因数の和:5102

約数の個数: 48

約数和(自身を含む): 156927456

約数和(自身を除く): 89545636

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 61, 110, 122, 220, 244, 305, 610, 671, 1220, 1342, 2684, 3355, 5021, 6710, 10042, 13420, 20084, 25105, 50210, 55231, 100420, 110462, 220924, 276155, 306281, 552310, 612562, 1104620, 1225124, 1531405, 3062810, 3369091, 6125620, 6738182, 13476364, 16845455, 33690910, 67381820]

約数ペア:

[(1, 67381820), (2, 33690910), (4, 16845455), (5, 13476364), (10, 6738182), (11, 6125620), (20, 3369091), (22, 3062810), (44, 1531405), (55, 1225124), (61, 1104620), (110, 612562), (122, 552310), (220, 306281), (244, 276155), (305, 220924), (610, 110462), (671, 100420), (1220, 55231), (1342, 50210), (2684, 25105), (3355, 20084), (5021, 13420), (6710, 10042)]