255519770

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{32717}}^1$

素因数の和:32806

約数の個数: 32

約数和(自身を含む): 508830336

約数和(自身を除く): 253310566

約数列:

[1, 2, 5, 10, 11, 22, 55, 71, 110, 142, 355, 710, 781, 1562, 3905, 7810, 32717, 65434, 163585, 327170, 359887, 719774, 1799435, 2322907, 3598870, 4645814, 11614535, 23229070, 25551977, 51103954, 127759885, 255519770]

約数ペア:

[(1, 255519770), (2, 127759885), (5, 51103954), (10, 25551977), (11, 23229070), (22, 11614535), (55, 4645814), (71, 3598870), (110, 2322907), (142, 1799435), (355, 719774), (710, 359887), (781, 327170), (1562, 163585), (3905, 65434), (7810, 32717)]