72365972

素因数分解:

$2^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1\times {\mathrm{181}}^1$

素因数の和:432

約数の個数: 48

約数和(自身を含む): 147987840

約数和(自身を除く): 75621868

約数列:

[1, 2, 4, 7, 14, 28, 109, 131, 181, 218, 262, 362, 436, 524, 724, 763, 917, 1267, 1526, 1834, 2534, 3052, 3668, 5068, 14279, 19729, 23711, 28558, 39458, 47422, 57116, 78916, 94844, 99953, 138103, 165977, 199906, 276206, 331954, 399812, 552412, 663908, 2584499, 5168998, 10337996, 18091493, 36182986, 72365972]

約数ペア:

[(1, 72365972), (2, 36182986), (4, 18091493), (7, 10337996), (14, 5168998), (28, 2584499), (109, 663908), (131, 552412), (181, 399812), (218, 331954), (262, 276206), (362, 199906), (436, 165977), (524, 138103), (724, 99953), (763, 94844), (917, 78916), (1267, 57116), (1526, 47422), (1834, 39458), (2534, 28558), (3052, 23711), (3668, 19729), (5068, 14279)]