65650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1$

素因数の和:126

約数の個数: 24

約数和(自身を含む): 132804

約数和(自身を除く): 67154

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 101, 130, 202, 325, 505, 650, 1010, 1313, 2525, 2626, 5050, 6565, 13130, 32825, 65650]

約数ペア:

[(1, 65650), (2, 32825), (5, 13130), (10, 6565), (13, 5050), (25, 2626), (26, 2525), (50, 1313), (65, 1010), (101, 650), (130, 505), (202, 325)]