64984972

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{479}}^1\times {\mathrm{2609}}^1$

素因数の和:3105

約数の個数: 24

約数和(自身を含む): 122774400

約数和(自身を除く): 57789428

約数列:

[1, 2, 4, 13, 26, 52, 479, 958, 1916, 2609, 5218, 6227, 10436, 12454, 24908, 33917, 67834, 135668, 1249711, 2499422, 4998844, 16246243, 32492486, 64984972]

約数ペア:

[(1, 64984972), (2, 32492486), (4, 16246243), (13, 4998844), (26, 2499422), (52, 1249711), (479, 135668), (958, 67834), (1916, 33917), (2609, 24908), (5218, 12454), (6227, 10436)]