56507235

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:260

約数の個数: 64

約数和(自身を含む): 102643200

約数和(自身を除く): 46135965

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 85, 95, 107, 109, 255, 285, 321, 323, 327, 535, 545, 969, 1605, 1615, 1635, 1819, 1853, 2033, 2071, 4845, 5457, 5559, 6099, 6213, 9095, 9265, 10165, 10355, 11663, 27285, 27795, 30495, 31065, 34561, 34989, 35207, 58315, 103683, 105621, 172805, 174945, 176035, 198271, 221597, 518415, 528105, 594813, 664791, 991355, 1107985, 2974065, 3323955, 3767149, 11301447, 18835745, 56507235]

約数ペア:

[(1, 56507235), (3, 18835745), (5, 11301447), (15, 3767149), (17, 3323955), (19, 2974065), (51, 1107985), (57, 991355), (85, 664791), (95, 594813), (107, 528105), (109, 518415), (255, 221597), (285, 198271), (321, 176035), (323, 174945), (327, 172805), (535, 105621), (545, 103683), (969, 58315), (1605, 35207), (1615, 34989), (1635, 34561), (1819, 31065), (1853, 30495), (2033, 27795), (2071, 27285), (4845, 11663), (5457, 10355), (5559, 10165), (6099, 9265), (6213, 9095)]