128489810

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{154807}}^1$

素因数の和:154897

約数の個数: 16

約数和(自身を含む): 234069696

約数和(自身を除く): 105579886

約数列:

[1, 2, 5, 10, 83, 166, 415, 830, 154807, 309614, 774035, 1548070, 12848981, 25697962, 64244905, 128489810]

約数ペア:

[(1, 128489810), (2, 64244905), (5, 25697962), (10, 12848981), (83, 1548070), (166, 774035), (415, 309614), (830, 154807)]