66480688

素因数分解:

$2^4\times {\mathrm{331}}^1\times {\mathrm{12553}}^1$

素因数の和:12892

約数の個数: 20

約数和(自身を含む): 129205768

約数和(自身を除く): 62725080

約数列:

[1, 2, 4, 8, 16, 331, 662, 1324, 2648, 5296, 12553, 25106, 50212, 100424, 200848, 4155043, 8310086, 16620172, 33240344, 66480688]

約数ペア:

[(1, 66480688), (2, 33240344), (4, 16620172), (8, 8310086), (16, 4155043), (331, 200848), (662, 100424), (1324, 50212), (2648, 25106), (5296, 12553)]