87373120

素因数分解:

$2^6\times 5^1\times {\mathrm{137}}^1\times {\mathrm{1993}}^1$

素因数の和:2147

約数の個数: 56

約数和(自身を含む): 209681064

約数和(自身を除く): 122307944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 137, 160, 274, 320, 548, 685, 1096, 1370, 1993, 2192, 2740, 3986, 4384, 5480, 7972, 8768, 9965, 10960, 15944, 19930, 21920, 31888, 39860, 43840, 63776, 79720, 127552, 159440, 273041, 318880, 546082, 637760, 1092164, 1365205, 2184328, 2730410, 4368656, 5460820, 8737312, 10921640, 17474624, 21843280, 43686560, 87373120]

約数ペア:

[(1, 87373120), (2, 43686560), (4, 21843280), (5, 17474624), (8, 10921640), (10, 8737312), (16, 5460820), (20, 4368656), (32, 2730410), (40, 2184328), (64, 1365205), (80, 1092164), (137, 637760), (160, 546082), (274, 318880), (320, 273041), (548, 159440), (685, 127552), (1096, 79720), (1370, 63776), (1993, 43840), (2192, 39860), (2740, 31888), (3986, 21920), (4384, 19930), (5480, 15944), (7972, 10960), (8768, 9965)]