85310720

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:188

約数の個数: 144

約数和(自身を含む): 228699072

約数和(自身を除く): 143388352

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 73, 80, 83, 88, 110, 128, 146, 160, 166, 176, 220, 256, 292, 320, 332, 352, 365, 415, 440, 584, 640, 664, 704, 730, 803, 830, 880, 913, 1168, 1280, 1328, 1408, 1460, 1606, 1660, 1760, 1826, 2336, 2656, 2816, 2920, 3212, 3320, 3520, 3652, 4015, 4565, 4672, 5312, 5840, 6059, 6424, 6640, 7040, 7304, 8030, 9130, 9344, 10624, 11680, 12118, 12848, 13280, 14080, 14608, 16060, 18260, 18688, 21248, 23360, 24236, 25696, 26560, 29216, 30295, 32120, 36520, 46720, 48472, 51392, 53120, 58432, 60590, 64240, 66649, 73040, 93440, 96944, 102784, 106240, 116864, 121180, 128480, 133298, 146080, 193888, 205568, 233728, 242360, 256960, 266596, 292160, 333245, 387776, 484720, 513920, 533192, 584320, 666490, 775552, 969440, 1027840, 1066384, 1168640, 1332980, 1551104, 1938880, 2132768, 2665960, 3877760, 4265536, 5331920, 7755520, 8531072, 10663840, 17062144, 21327680, 42655360, 85310720]

約数ペア:

[(1, 85310720), (2, 42655360), (4, 21327680), (5, 17062144), (8, 10663840), (10, 8531072), (11, 7755520), (16, 5331920), (20, 4265536), (22, 3877760), (32, 2665960), (40, 2132768), (44, 1938880), (55, 1551104), (64, 1332980), (73, 1168640), (80, 1066384), (83, 1027840), (88, 969440), (110, 775552), (128, 666490), (146, 584320), (160, 533192), (166, 513920), (176, 484720), (220, 387776), (256, 333245), (292, 292160), (320, 266596), (332, 256960), (352, 242360), (365, 233728), (415, 205568), (440, 193888), (584, 146080), (640, 133298), (664, 128480), (704, 121180), (730, 116864), (803, 106240), (830, 102784), (880, 96944), (913, 93440), (1168, 73040), (1280, 66649), (1328, 64240), (1408, 60590), (1460, 58432), (1606, 53120), (1660, 51392), (1760, 48472), (1826, 46720), (2336, 36520), (2656, 32120), (2816, 30295), (2920, 29216), (3212, 26560), (3320, 25696), (3520, 24236), (3652, 23360), (4015, 21248), (4565, 18688), (4672, 18260), (5312, 16060), (5840, 14608), (6059, 14080), (6424, 13280), (6640, 12848), (7040, 12118), (7304, 11680), (8030, 10624), (9130, 9344)]