65366260

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{20051}}^1$

素因数の和:20223

約数の個数: 24

約数和(自身を含む): 138118176

約数和(自身を除く): 72751916

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 20051, 40102, 80204, 100255, 200510, 401020, 3268313, 6536626, 13073252, 16341565, 32683130, 65366260]

約数ペア:

[(1, 65366260), (2, 32683130), (4, 16341565), (5, 13073252), (10, 6536626), (20, 3268313), (163, 401020), (326, 200510), (652, 100255), (815, 80204), (1630, 40102), (3260, 20051)]