81747744

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2113}}^1$

素因数の和:2170

約数の個数: 96

約数和(自身を含む): 238662144

約数和(自身を除く): 156914400

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 32, 39, 48, 52, 62, 78, 93, 96, 104, 124, 156, 186, 208, 248, 312, 372, 403, 416, 496, 624, 744, 806, 992, 1209, 1248, 1488, 1612, 2113, 2418, 2976, 3224, 4226, 4836, 6339, 6448, 8452, 9672, 12678, 12896, 16904, 19344, 25356, 27469, 33808, 38688, 50712, 54938, 65503, 67616, 82407, 101424, 109876, 131006, 164814, 196509, 202848, 219752, 262012, 329628, 393018, 439504, 524024, 659256, 786036, 851539, 879008, 1048048, 1318512, 1572072, 1703078, 2096096, 2554617, 2637024, 3144144, 3406156, 5109234, 6288288, 6812312, 10218468, 13624624, 20436936, 27249248, 40873872, 81747744]

約数ペア:

[(1, 81747744), (2, 40873872), (3, 27249248), (4, 20436936), (6, 13624624), (8, 10218468), (12, 6812312), (13, 6288288), (16, 5109234), (24, 3406156), (26, 3144144), (31, 2637024), (32, 2554617), (39, 2096096), (48, 1703078), (52, 1572072), (62, 1318512), (78, 1048048), (93, 879008), (96, 851539), (104, 786036), (124, 659256), (156, 524024), (186, 439504), (208, 393018), (248, 329628), (312, 262012), (372, 219752), (403, 202848), (416, 196509), (496, 164814), (624, 131006), (744, 109876), (806, 101424), (992, 82407), (1209, 67616), (1248, 65503), (1488, 54938), (1612, 50712), (2113, 38688), (2418, 33808), (2976, 27469), (3224, 25356), (4226, 19344), (4836, 16904), (6339, 12896), (6448, 12678), (8452, 9672)]