80687776

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{2657}}^1$

素因数の和:2753

約数の個数: 48

約数和(自身を含む): 173482344

約数和(自身を除く): 92794568

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 73, 104, 146, 208, 292, 416, 584, 949, 1168, 1898, 2336, 2657, 3796, 5314, 7592, 10628, 15184, 21256, 30368, 34541, 42512, 69082, 85024, 138164, 193961, 276328, 387922, 552656, 775844, 1105312, 1551688, 2521493, 3103376, 5042986, 6206752, 10085972, 20171944, 40343888, 80687776]

約数ペア:

[(1, 80687776), (2, 40343888), (4, 20171944), (8, 10085972), (13, 6206752), (16, 5042986), (26, 3103376), (32, 2521493), (52, 1551688), (73, 1105312), (104, 775844), (146, 552656), (208, 387922), (292, 276328), (416, 193961), (584, 138164), (949, 85024), (1168, 69082), (1898, 42512), (2336, 34541), (2657, 30368), (3796, 21256), (5314, 15184), (7592, 10628)]