79358120

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{27943}}^1$

素因数の和:28025

約数の個数: 32

約数和(自身を含む): 181077120

約数和(自身を除く): 101719000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 27943, 55886, 111772, 139715, 223544, 279430, 558860, 1117720, 1983953, 3967906, 7935812, 9919765, 15871624, 19839530, 39679060, 79358120]

約数ペア:

[(1, 79358120), (2, 39679060), (4, 19839530), (5, 15871624), (8, 9919765), (10, 7935812), (20, 3967906), (40, 1983953), (71, 1117720), (142, 558860), (284, 279430), (355, 223544), (568, 139715), (710, 111772), (1420, 55886), (2840, 27943)]