86681344

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1$

素因数の和:357

約数の個数: 72

約数和(自身を含む): 185431680

約数和(自身を除く): 98750336

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 71, 76, 128, 142, 152, 251, 256, 284, 304, 502, 568, 608, 1004, 1136, 1216, 1349, 2008, 2272, 2432, 2698, 4016, 4544, 4769, 4864, 5396, 8032, 9088, 9538, 10792, 16064, 17821, 18176, 19076, 21584, 32128, 35642, 38152, 43168, 64256, 71284, 76304, 86336, 142568, 152608, 172672, 285136, 305216, 338599, 345344, 570272, 610432, 677198, 1140544, 1220864, 1354396, 2281088, 2708792, 4562176, 5417584, 10835168, 21670336, 43340672, 86681344]

約数ペア:

[(1, 86681344), (2, 43340672), (4, 21670336), (8, 10835168), (16, 5417584), (19, 4562176), (32, 2708792), (38, 2281088), (64, 1354396), (71, 1220864), (76, 1140544), (128, 677198), (142, 610432), (152, 570272), (251, 345344), (256, 338599), (284, 305216), (304, 285136), (502, 172672), (568, 152608), (608, 142568), (1004, 86336), (1136, 76304), (1216, 71284), (1349, 64256), (2008, 43168), (2272, 38152), (2432, 35642), (2698, 32128), (4016, 21584), (4544, 19076), (4769, 18176), (4864, 17821), (5396, 16064), (8032, 10792), (9088, 9538)]