81312112

素因数分解:

$2^4\times 7^1\times {\mathrm{83}}^1\times {\mathrm{8747}}^1$

素因数の和:8845

約数の個数: 40

約数和(自身を含む): 182238336

約数和(自身を除く): 100926224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 83, 112, 166, 332, 581, 664, 1162, 1328, 2324, 4648, 8747, 9296, 17494, 34988, 61229, 69976, 122458, 139952, 244916, 489832, 726001, 979664, 1452002, 2904004, 5082007, 5808008, 10164014, 11616016, 20328028, 40656056, 81312112]

約数ペア:

[(1, 81312112), (2, 40656056), (4, 20328028), (7, 11616016), (8, 10164014), (14, 5808008), (16, 5082007), (28, 2904004), (56, 1452002), (83, 979664), (112, 726001), (166, 489832), (332, 244916), (581, 139952), (664, 122458), (1162, 69976), (1328, 61229), (2324, 34988), (4648, 17494), (8747, 9296)]