138584576

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{443}}^1$

素因数の和:521

約数の個数: 80

約数和(自身を含む): 305230464

約数和(自身を除く): 166645888

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 47, 52, 64, 94, 104, 128, 188, 208, 256, 376, 416, 443, 512, 611, 752, 832, 886, 1222, 1504, 1664, 1772, 2444, 3008, 3328, 3544, 4888, 5759, 6016, 6656, 7088, 9776, 11518, 12032, 14176, 19552, 20821, 23036, 24064, 28352, 39104, 41642, 46072, 56704, 78208, 83284, 92144, 113408, 156416, 166568, 184288, 226816, 270673, 312832, 333136, 368576, 541346, 666272, 737152, 1082692, 1332544, 1474304, 2165384, 2665088, 2948608, 4330768, 5330176, 8661536, 10660352, 17323072, 34646144, 69292288, 138584576]

約数ペア:

[(1, 138584576), (2, 69292288), (4, 34646144), (8, 17323072), (13, 10660352), (16, 8661536), (26, 5330176), (32, 4330768), (47, 2948608), (52, 2665088), (64, 2165384), (94, 1474304), (104, 1332544), (128, 1082692), (188, 737152), (208, 666272), (256, 541346), (376, 368576), (416, 333136), (443, 312832), (512, 270673), (611, 226816), (752, 184288), (832, 166568), (886, 156416), (1222, 113408), (1504, 92144), (1664, 83284), (1772, 78208), (2444, 56704), (3008, 46072), (3328, 41642), (3544, 39104), (4888, 28352), (5759, 24064), (6016, 23036), (6656, 20821), (7088, 19552), (9776, 14176), (11518, 12032)]