80487305

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1\times {\mathrm{1993}}^1$

素因数の和:2236

約数の個数: 16

約数和(自身を含む): 99492624

約数和(自身を除く): 19005319

約数列:

[1, 5, 41, 197, 205, 985, 1993, 8077, 9965, 40385, 81713, 392621, 408565, 1963105, 16097461, 80487305]

約数ペア:

[(1, 80487305), (5, 16097461), (41, 1963105), (197, 408565), (205, 392621), (985, 81713), (1993, 40385), (8077, 9965)]