261232288

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{3709}}^1$

素因数の和:3821

約数の個数: 48

約数和(自身を含む): 538513920

約数和(自身を除く): 277281632

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 71, 124, 142, 248, 284, 496, 568, 992, 1136, 2201, 2272, 3709, 4402, 7418, 8804, 14836, 17608, 29672, 35216, 59344, 70432, 114979, 118688, 229958, 263339, 459916, 526678, 919832, 1053356, 1839664, 2106712, 3679328, 4213424, 8163509, 8426848, 16327018, 32654036, 65308072, 130616144, 261232288]

約数ペア:

[(1, 261232288), (2, 130616144), (4, 65308072), (8, 32654036), (16, 16327018), (31, 8426848), (32, 8163509), (62, 4213424), (71, 3679328), (124, 2106712), (142, 1839664), (248, 1053356), (284, 919832), (496, 526678), (568, 459916), (992, 263339), (1136, 229958), (2201, 118688), (2272, 114979), (3709, 70432), (4402, 59344), (7418, 35216), (8804, 29672), (14836, 17608)]