255486530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{85447}}^1$

素因数の和:85490

約数の個数: 32

約数和(自身を含む): 516789504

約数和(自身を除く): 261302974

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 598, 1495, 2990, 85447, 170894, 427235, 854470, 1110811, 1965281, 2221622, 3930562, 5554055, 9826405, 11108110, 19652810, 25548653, 51097306, 127743265, 255486530]

約数ペア:

[(1, 255486530), (2, 127743265), (5, 51097306), (10, 25548653), (13, 19652810), (23, 11108110), (26, 9826405), (46, 5554055), (65, 3930562), (115, 2221622), (130, 1965281), (230, 1110811), (299, 854470), (598, 427235), (1495, 170894), (2990, 85447)]