201780128

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{2131}}^1$

素因数の和:2421

約数の個数: 48

約数和(自身を含む): 435183840

約数和(自身を除く): 233403712

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 176, 269, 352, 538, 1076, 2131, 2152, 2959, 4262, 4304, 5918, 8524, 8608, 11836, 17048, 23441, 23672, 34096, 46882, 47344, 68192, 93764, 94688, 187528, 375056, 573239, 750112, 1146478, 2292956, 4585912, 6305629, 9171824, 12611258, 18343648, 25222516, 50445032, 100890064, 201780128]

約数ペア:

[(1, 201780128), (2, 100890064), (4, 50445032), (8, 25222516), (11, 18343648), (16, 12611258), (22, 9171824), (32, 6305629), (44, 4585912), (88, 2292956), (176, 1146478), (269, 750112), (352, 573239), (538, 375056), (1076, 187528), (2131, 94688), (2152, 93764), (2959, 68192), (4262, 47344), (4304, 46882), (5918, 34096), (8524, 23672), (8608, 23441), (11836, 17048)]