81595488

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{65381}}^1$

素因数の和:65407

約数の個数: 48

約数和(自身を含む): 230667696

約数和(自身を除く): 149072208

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 416, 624, 1248, 65381, 130762, 196143, 261524, 392286, 523048, 784572, 849953, 1046096, 1569144, 1699906, 2092192, 2549859, 3138288, 3399812, 5099718, 6276576, 6799624, 10199436, 13599248, 20398872, 27198496, 40797744, 81595488]

約数ペア:

[(1, 81595488), (2, 40797744), (3, 27198496), (4, 20398872), (6, 13599248), (8, 10199436), (12, 6799624), (13, 6276576), (16, 5099718), (24, 3399812), (26, 3138288), (32, 2549859), (39, 2092192), (48, 1699906), (52, 1569144), (78, 1046096), (96, 849953), (104, 784572), (156, 523048), (208, 392286), (312, 261524), (416, 196143), (624, 130762), (1248, 65381)]