161506580

素因数分解:

$2^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{53479}}^1$

素因数の和:53639

約数の個数: 24

約数和(自身を含む): 341416320

約数和(自身を除く): 179909740

約数列:

[1, 2, 4, 5, 10, 20, 151, 302, 604, 755, 1510, 3020, 53479, 106958, 213916, 267395, 534790, 1069580, 8075329, 16150658, 32301316, 40376645, 80753290, 161506580]

約数ペア:

[(1, 161506580), (2, 80753290), (4, 40376645), (5, 32301316), (10, 16150658), (20, 8075329), (151, 1069580), (302, 534790), (604, 267395), (755, 213916), (1510, 106958), (3020, 53479)]