87883664

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{641}}^1$

素因数の和:720

約数の個数: 80

約数和(自身を含む): 200612160

約数和(自身を除く): 112728496

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 41, 44, 76, 82, 88, 152, 164, 176, 209, 304, 328, 418, 451, 641, 656, 779, 836, 902, 1282, 1558, 1672, 1804, 2564, 3116, 3344, 3608, 5128, 6232, 7051, 7216, 8569, 10256, 12179, 12464, 14102, 17138, 24358, 26281, 28204, 34276, 48716, 52562, 56408, 68552, 97432, 105124, 112816, 133969, 137104, 194864, 210248, 267938, 289091, 420496, 499339, 535876, 578182, 998678, 1071752, 1156364, 1997356, 2143504, 2312728, 3994712, 4625456, 5492729, 7989424, 10985458, 21970916, 43941832, 87883664]

約数ペア:

[(1, 87883664), (2, 43941832), (4, 21970916), (8, 10985458), (11, 7989424), (16, 5492729), (19, 4625456), (22, 3994712), (38, 2312728), (41, 2143504), (44, 1997356), (76, 1156364), (82, 1071752), (88, 998678), (152, 578182), (164, 535876), (176, 499339), (209, 420496), (304, 289091), (328, 267938), (418, 210248), (451, 194864), (641, 137104), (656, 133969), (779, 112816), (836, 105124), (902, 97432), (1282, 68552), (1558, 56408), (1672, 52562), (1804, 48716), (2564, 34276), (3116, 28204), (3344, 26281), (3608, 24358), (5128, 17138), (6232, 14102), (7051, 12464), (7216, 12179), (8569, 10256)]