90668768

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{503}}^1$

素因数の和:687

約数の個数: 48

約数和(自身を含む): 184415616

約数和(自身を除く): 93746848

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 131, 172, 262, 344, 503, 524, 688, 1006, 1048, 1376, 2012, 2096, 4024, 4192, 5633, 8048, 11266, 16096, 21629, 22532, 43258, 45064, 65893, 86516, 90128, 131786, 173032, 180256, 263572, 346064, 527144, 692128, 1054288, 2108576, 2833399, 5666798, 11333596, 22667192, 45334384, 90668768]

約数ペア:

[(1, 90668768), (2, 45334384), (4, 22667192), (8, 11333596), (16, 5666798), (32, 2833399), (43, 2108576), (86, 1054288), (131, 692128), (172, 527144), (262, 346064), (344, 263572), (503, 180256), (524, 173032), (688, 131786), (1006, 90128), (1048, 86516), (1376, 65893), (2012, 45064), (2096, 43258), (4024, 22532), (4192, 21629), (5633, 16096), (8048, 11266)]