131879776

素因数分解:

$2^5\times 7^2\times {\mathrm{151}}^1\times {\mathrm{557}}^1$

素因数の和:732

約数の個数: 72

約数和(自身を含む): 304574256

約数和(自身を除く): 172694480

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 151, 196, 224, 302, 392, 557, 604, 784, 1057, 1114, 1208, 1568, 2114, 2228, 2416, 3899, 4228, 4456, 4832, 7399, 7798, 8456, 8912, 14798, 15596, 16912, 17824, 27293, 29596, 31192, 33824, 54586, 59192, 62384, 84107, 109172, 118384, 124768, 168214, 218344, 236768, 336428, 436688, 588749, 672856, 873376, 1177498, 1345712, 2354996, 2691424, 4121243, 4709992, 8242486, 9419984, 16484972, 18839968, 32969944, 65939888, 131879776]

約数ペア:

[(1, 131879776), (2, 65939888), (4, 32969944), (7, 18839968), (8, 16484972), (14, 9419984), (16, 8242486), (28, 4709992), (32, 4121243), (49, 2691424), (56, 2354996), (98, 1345712), (112, 1177498), (151, 873376), (196, 672856), (224, 588749), (302, 436688), (392, 336428), (557, 236768), (604, 218344), (784, 168214), (1057, 124768), (1114, 118384), (1208, 109172), (1568, 84107), (2114, 62384), (2228, 59192), (2416, 54586), (3899, 33824), (4228, 31192), (4456, 29596), (4832, 27293), (7399, 17824), (7798, 16912), (8456, 15596), (8912, 14798)]