81955872

素因数分解:

$2^5\times 3^2\times {\mathrm{383}}^1\times {\mathrm{743}}^1$

素因数の和:1142

約数の個数: 72

約数和(自身を含む): 233985024

約数和(自身を除く): 152029152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 383, 743, 766, 1149, 1486, 1532, 2229, 2298, 2972, 3064, 3447, 4458, 4596, 5944, 6128, 6687, 6894, 8916, 9192, 11888, 12256, 13374, 13788, 17832, 18384, 23776, 26748, 27576, 35664, 36768, 53496, 55152, 71328, 106992, 110304, 213984, 284569, 569138, 853707, 1138276, 1707414, 2276552, 2561121, 3414828, 4553104, 5122242, 6829656, 9106208, 10244484, 13659312, 20488968, 27318624, 40977936, 81955872]

約数ペア:

[(1, 81955872), (2, 40977936), (3, 27318624), (4, 20488968), (6, 13659312), (8, 10244484), (9, 9106208), (12, 6829656), (16, 5122242), (18, 4553104), (24, 3414828), (32, 2561121), (36, 2276552), (48, 1707414), (72, 1138276), (96, 853707), (144, 569138), (288, 284569), (383, 213984), (743, 110304), (766, 106992), (1149, 71328), (1486, 55152), (1532, 53496), (2229, 36768), (2298, 35664), (2972, 27576), (3064, 26748), (3447, 23776), (4458, 18384), (4596, 17832), (5944, 13788), (6128, 13374), (6687, 12256), (6894, 11888), (8916, 9192)]