102564640

素因数分解:

$2^5\times 5^1\times {\mathrm{109}}^1\times {\mathrm{5881}}^1$

素因数の和:6005

約数の個数: 48

約数和(自身を含む): 244573560

約数和(自身を除く): 142008920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 109, 160, 218, 436, 545, 872, 1090, 1744, 2180, 3488, 4360, 5881, 8720, 11762, 17440, 23524, 29405, 47048, 58810, 94096, 117620, 188192, 235240, 470480, 641029, 940960, 1282058, 2564116, 3205145, 5128232, 6410290, 10256464, 12820580, 20512928, 25641160, 51282320, 102564640]

約数ペア:

[(1, 102564640), (2, 51282320), (4, 25641160), (5, 20512928), (8, 12820580), (10, 10256464), (16, 6410290), (20, 5128232), (32, 3205145), (40, 2564116), (80, 1282058), (109, 940960), (160, 641029), (218, 470480), (436, 235240), (545, 188192), (872, 117620), (1090, 94096), (1744, 58810), (2180, 47048), (3488, 29405), (4360, 23524), (5881, 17440), (8720, 11762)]