81334528

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1699}}^1$

素因数の和:1743

約数の個数: 72

約数和(自身を含む): 187639200

約数和(自身を除く): 106304672

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 32, 34, 44, 64, 68, 88, 128, 136, 176, 187, 256, 272, 352, 374, 544, 704, 748, 1088, 1408, 1496, 1699, 2176, 2816, 2992, 3398, 4352, 5984, 6796, 11968, 13592, 18689, 23936, 27184, 28883, 37378, 47872, 54368, 57766, 74756, 108736, 115532, 149512, 217472, 231064, 299024, 317713, 434944, 462128, 598048, 635426, 924256, 1196096, 1270852, 1848512, 2392192, 2541704, 3697024, 4784384, 5083408, 7394048, 10166816, 20333632, 40667264, 81334528]

約数ペア:

[(1, 81334528), (2, 40667264), (4, 20333632), (8, 10166816), (11, 7394048), (16, 5083408), (17, 4784384), (22, 3697024), (32, 2541704), (34, 2392192), (44, 1848512), (64, 1270852), (68, 1196096), (88, 924256), (128, 635426), (136, 598048), (176, 462128), (187, 434944), (256, 317713), (272, 299024), (352, 231064), (374, 217472), (544, 149512), (704, 115532), (748, 108736), (1088, 74756), (1408, 57766), (1496, 54368), (1699, 47872), (2176, 37378), (2816, 28883), (2992, 27184), (3398, 23936), (4352, 18689), (5984, 13592), (6796, 11968)]