65965732

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{257}}^1$

素因数の和:460

約数の個数: 48

約数和(自身を含む): 135233280

約数和(自身を除く): 69267548

約数列:

[1, 2, 4, 7, 14, 28, 89, 103, 178, 206, 257, 356, 412, 514, 623, 721, 1028, 1246, 1442, 1799, 2492, 2884, 3598, 7196, 9167, 18334, 22873, 26471, 36668, 45746, 52942, 64169, 91492, 105884, 128338, 160111, 185297, 256676, 320222, 370594, 640444, 741188, 2355919, 4711838, 9423676, 16491433, 32982866, 65965732]

約数ペア:

[(1, 65965732), (2, 32982866), (4, 16491433), (7, 9423676), (14, 4711838), (28, 2355919), (89, 741188), (103, 640444), (178, 370594), (206, 320222), (257, 256676), (356, 185297), (412, 160111), (514, 128338), (623, 105884), (721, 91492), (1028, 64169), (1246, 52942), (1442, 45746), (1799, 36668), (2492, 26471), (2884, 22873), (3598, 18334), (7196, 9167)]