81736336

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1$

素因数の和:332

約数の個数: 80

約数和(自身を含む): 181702656

約数和(自身を除く): 99966320

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 44, 62, 71, 88, 124, 142, 176, 211, 248, 284, 341, 422, 496, 568, 682, 781, 844, 1136, 1364, 1562, 1688, 2201, 2321, 2728, 3124, 3376, 4402, 4642, 5456, 6248, 6541, 8804, 9284, 12496, 13082, 14981, 17608, 18568, 24211, 26164, 29962, 35216, 37136, 48422, 52328, 59924, 71951, 96844, 104656, 119848, 143902, 164791, 193688, 239696, 287804, 329582, 387376, 464411, 575608, 659164, 928822, 1151216, 1318328, 1857644, 2636656, 3715288, 5108521, 7430576, 10217042, 20434084, 40868168, 81736336]

約数ペア:

[(1, 81736336), (2, 40868168), (4, 20434084), (8, 10217042), (11, 7430576), (16, 5108521), (22, 3715288), (31, 2636656), (44, 1857644), (62, 1318328), (71, 1151216), (88, 928822), (124, 659164), (142, 575608), (176, 464411), (211, 387376), (248, 329582), (284, 287804), (341, 239696), (422, 193688), (496, 164791), (568, 143902), (682, 119848), (781, 104656), (844, 96844), (1136, 71951), (1364, 59924), (1562, 52328), (1688, 48422), (2201, 37136), (2321, 35216), (2728, 29962), (3124, 26164), (3376, 24211), (4402, 18568), (4642, 17608), (5456, 14981), (6248, 13082), (6541, 12496), (8804, 9284)]