64889188

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{2003}}^1$

素因数の和:2116

約数の個数: 48

約数和(自身を含む): 141402240

約数和(自身を除く): 76513052

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 89, 91, 178, 182, 356, 364, 623, 1157, 1246, 2003, 2314, 2492, 4006, 4628, 8012, 8099, 14021, 16198, 26039, 28042, 32396, 52078, 56084, 104156, 178267, 182273, 356534, 364546, 713068, 729092, 1247869, 2317471, 2495738, 4634942, 4991476, 9269884, 16222297, 32444594, 64889188]

約数ペア:

[(1, 64889188), (2, 32444594), (4, 16222297), (7, 9269884), (13, 4991476), (14, 4634942), (26, 2495738), (28, 2317471), (52, 1247869), (89, 729092), (91, 713068), (178, 364546), (182, 356534), (356, 182273), (364, 178267), (623, 104156), (1157, 56084), (1246, 52078), (2003, 32396), (2314, 28042), (2492, 26039), (4006, 16198), (4628, 14021), (8012, 8099)]