65548660

素因数分解:

$2^2\times 5^1\times {\mathrm{641}}^1\times {\mathrm{5113}}^1$

素因数の和:5763

約数の個数: 24

約数和(自身を含む): 137893896

約数和(自身を除く): 72345236

約数列:

[1, 2, 4, 5, 10, 20, 641, 1282, 2564, 3205, 5113, 6410, 10226, 12820, 20452, 25565, 51130, 102260, 3277433, 6554866, 13109732, 16387165, 32774330, 65548660]

約数ペア:

[(1, 65548660), (2, 32774330), (4, 16387165), (5, 13109732), (10, 6554866), (20, 3277433), (641, 102260), (1282, 51130), (2564, 25565), (3205, 20452), (5113, 12820), (6410, 10226)]