51551630

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{1543}}^1$

素因数の和:1820

約数の個数: 32

約数和(自身を含む): 100384704

約数和(自身を除く): 48833074

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 257, 514, 1285, 1543, 2570, 3086, 3341, 6682, 7715, 15430, 16705, 20059, 33410, 40118, 100295, 200590, 396551, 793102, 1982755, 3965510, 5155163, 10310326, 25775815, 51551630]

約数ペア:

[(1, 51551630), (2, 25775815), (5, 10310326), (10, 5155163), (13, 3965510), (26, 1982755), (65, 793102), (130, 396551), (257, 200590), (514, 100295), (1285, 40118), (1543, 33410), (2570, 20059), (3086, 16705), (3341, 15430), (6682, 7715)]