81629952

素因数分解:

$2^8\times 3^1\times {\mathrm{157}}^1\times {\mathrm{677}}^1$

素因数の和:853

約数の個数: 72

約数和(自身を含む): 218961456

約数和(自身を除く): 137331504

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 157, 192, 256, 314, 384, 471, 628, 677, 768, 942, 1256, 1354, 1884, 2031, 2512, 2708, 3768, 4062, 5024, 5416, 7536, 8124, 10048, 10832, 15072, 16248, 20096, 21664, 30144, 32496, 40192, 43328, 60288, 64992, 86656, 106289, 120576, 129984, 173312, 212578, 259968, 318867, 425156, 519936, 637734, 850312, 1275468, 1700624, 2550936, 3401248, 5101872, 6802496, 10203744, 13604992, 20407488, 27209984, 40814976, 81629952]

約数ペア:

[(1, 81629952), (2, 40814976), (3, 27209984), (4, 20407488), (6, 13604992), (8, 10203744), (12, 6802496), (16, 5101872), (24, 3401248), (32, 2550936), (48, 1700624), (64, 1275468), (96, 850312), (128, 637734), (157, 519936), (192, 425156), (256, 318867), (314, 259968), (384, 212578), (471, 173312), (628, 129984), (677, 120576), (768, 106289), (942, 86656), (1256, 64992), (1354, 60288), (1884, 43328), (2031, 40192), (2512, 32496), (2708, 30144), (3768, 21664), (4062, 20096), (5024, 16248), (5416, 15072), (7536, 10832), (8124, 10048)]