81812328

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{373}}^1$

素因数の和:451

約数の個数: 128

約数和(自身を含む): 238761600

約数和(自身を除く): 156949272

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 37, 38, 39, 52, 57, 74, 76, 78, 104, 111, 114, 148, 152, 156, 222, 228, 247, 296, 312, 373, 444, 456, 481, 494, 703, 741, 746, 888, 962, 988, 1119, 1406, 1443, 1482, 1492, 1924, 1976, 2109, 2238, 2812, 2886, 2964, 2984, 3848, 4218, 4476, 4849, 5624, 5772, 5928, 7087, 8436, 8952, 9139, 9698, 11544, 13801, 14174, 14547, 16872, 18278, 19396, 21261, 27417, 27602, 28348, 29094, 36556, 38792, 41403, 42522, 54834, 55204, 56696, 58188, 73112, 82806, 85044, 92131, 109668, 110408, 116376, 165612, 170088, 179413, 184262, 219336, 262219, 276393, 331224, 358826, 368524, 524438, 538239, 552786, 717652, 737048, 786657, 1048876, 1076478, 1105572, 1435304, 1573314, 2097752, 2152956, 2211144, 3146628, 3408847, 4305912, 6293256, 6817694, 10226541, 13635388, 20453082, 27270776, 40906164, 81812328]

約数ペア:

[(1, 81812328), (2, 40906164), (3, 27270776), (4, 20453082), (6, 13635388), (8, 10226541), (12, 6817694), (13, 6293256), (19, 4305912), (24, 3408847), (26, 3146628), (37, 2211144), (38, 2152956), (39, 2097752), (52, 1573314), (57, 1435304), (74, 1105572), (76, 1076478), (78, 1048876), (104, 786657), (111, 737048), (114, 717652), (148, 552786), (152, 538239), (156, 524438), (222, 368524), (228, 358826), (247, 331224), (296, 276393), (312, 262219), (373, 219336), (444, 184262), (456, 179413), (481, 170088), (494, 165612), (703, 116376), (741, 110408), (746, 109668), (888, 92131), (962, 85044), (988, 82806), (1119, 73112), (1406, 58188), (1443, 56696), (1482, 55204), (1492, 54834), (1924, 42522), (1976, 41403), (2109, 38792), (2238, 36556), (2812, 29094), (2886, 28348), (2964, 27602), (2984, 27417), (3848, 21261), (4218, 19396), (4476, 18278), (4849, 16872), (5624, 14547), (5772, 14174), (5928, 13801), (7087, 11544), (8436, 9698), (8952, 9139)]