165233140

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{167}}^1\times {\mathrm{811}}^1$

素因数の和:1048

約数の個数: 48

約数和(自身を含む): 355227264

約数和(自身を除く): 189994124

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 167, 244, 305, 334, 610, 668, 811, 835, 1220, 1622, 1670, 3244, 3340, 4055, 8110, 10187, 16220, 20374, 40748, 49471, 50935, 98942, 101870, 135437, 197884, 203740, 247355, 270874, 494710, 541748, 677185, 989420, 1354370, 2708740, 8261657, 16523314, 33046628, 41308285, 82616570, 165233140]

約数ペア:

[(1, 165233140), (2, 82616570), (4, 41308285), (5, 33046628), (10, 16523314), (20, 8261657), (61, 2708740), (122, 1354370), (167, 989420), (244, 677185), (305, 541748), (334, 494710), (610, 270874), (668, 247355), (811, 203740), (835, 197884), (1220, 135437), (1622, 101870), (1670, 98942), (3244, 50935), (3340, 49471), (4055, 40748), (8110, 20374), (10187, 16220)]