31279168

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{887}}^1$

素因数の和:947

約数の個数: 56

約数和(自身を含む): 67665600

約数和(自身を除く): 36386432

約数列:

[1, 2, 4, 8, 16, 19, 29, 32, 38, 58, 64, 76, 116, 152, 232, 304, 464, 551, 608, 887, 928, 1102, 1216, 1774, 1856, 2204, 3548, 4408, 7096, 8816, 14192, 16853, 17632, 25723, 28384, 33706, 35264, 51446, 56768, 67412, 102892, 134824, 205784, 269648, 411568, 488737, 539296, 823136, 977474, 1078592, 1646272, 1954948, 3909896, 7819792, 15639584, 31279168]

約数ペア:

[(1, 31279168), (2, 15639584), (4, 7819792), (8, 3909896), (16, 1954948), (19, 1646272), (29, 1078592), (32, 977474), (38, 823136), (58, 539296), (64, 488737), (76, 411568), (116, 269648), (152, 205784), (232, 134824), (304, 102892), (464, 67412), (551, 56768), (608, 51446), (887, 35264), (928, 33706), (1102, 28384), (1216, 25723), (1774, 17632), (1856, 16853), (2204, 14192), (3548, 8816), (4408, 7096)]