65624260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{252401}}^1$

素因数の和:252423

約数の個数: 24

約数和(自身を含む): 148412376

約数和(自身を除く): 82788116

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 252401, 504802, 1009604, 1262005, 2524010, 3281213, 5048020, 6562426, 13124852, 16406065, 32812130, 65624260]

約数ペア:

[(1, 65624260), (2, 32812130), (4, 16406065), (5, 13124852), (10, 6562426), (13, 5048020), (20, 3281213), (26, 2524010), (52, 1262005), (65, 1009604), (130, 504802), (260, 252401)]