53420540

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{65147}}^1$

素因数の和:65197

約数の個数: 24

約数和(自身を含む): 114921072

約数和(自身を除く): 61500532

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 65147, 130294, 260588, 325735, 651470, 1302940, 2671027, 5342054, 10684108, 13355135, 26710270, 53420540]

約数ペア:

[(1, 53420540), (2, 26710270), (4, 13355135), (5, 10684108), (10, 5342054), (20, 2671027), (41, 1302940), (82, 651470), (164, 325735), (205, 260588), (410, 130294), (820, 65147)]