81365232

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1571}}^1$

素因数の和:1678

約数の個数: 80

約数和(自身を含む): 229235328

約数和(自身を除く): 147870096

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 83, 104, 156, 166, 208, 249, 312, 332, 498, 624, 664, 996, 1079, 1328, 1571, 1992, 2158, 3142, 3237, 3984, 4316, 4713, 6284, 6474, 8632, 9426, 12568, 12948, 17264, 18852, 20423, 25136, 25896, 37704, 40846, 51792, 61269, 75408, 81692, 122538, 130393, 163384, 245076, 260786, 326768, 391179, 490152, 521572, 782358, 980304, 1043144, 1564716, 1695109, 2086288, 3129432, 3390218, 5085327, 6258864, 6780436, 10170654, 13560872, 20341308, 27121744, 40682616, 81365232]

約数ペア:

[(1, 81365232), (2, 40682616), (3, 27121744), (4, 20341308), (6, 13560872), (8, 10170654), (12, 6780436), (13, 6258864), (16, 5085327), (24, 3390218), (26, 3129432), (39, 2086288), (48, 1695109), (52, 1564716), (78, 1043144), (83, 980304), (104, 782358), (156, 521572), (166, 490152), (208, 391179), (249, 326768), (312, 260786), (332, 245076), (498, 163384), (624, 130393), (664, 122538), (996, 81692), (1079, 75408), (1328, 61269), (1571, 51792), (1992, 40846), (2158, 37704), (3142, 25896), (3237, 25136), (3984, 20423), (4316, 18852), (4713, 17264), (6284, 12948), (6474, 12568), (8632, 9426)]