55140584

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{61}}^1\times {\mathrm{313}}^1$

素因数の和:418

約数の個数: 48

約数和(自身を含む): 111259620

約数和(自身を除く): 56119036

約数列:

[1, 2, 4, 8, 19, 38, 61, 76, 122, 152, 244, 313, 361, 488, 626, 722, 1159, 1252, 1444, 2318, 2504, 2888, 4636, 5947, 9272, 11894, 19093, 22021, 23788, 38186, 44042, 47576, 76372, 88084, 112993, 152744, 176168, 225986, 362767, 451972, 725534, 903944, 1451068, 2902136, 6892573, 13785146, 27570292, 55140584]

約数ペア:

[(1, 55140584), (2, 27570292), (4, 13785146), (8, 6892573), (19, 2902136), (38, 1451068), (61, 903944), (76, 725534), (122, 451972), (152, 362767), (244, 225986), (313, 176168), (361, 152744), (488, 112993), (626, 88084), (722, 76372), (1159, 47576), (1252, 44042), (1444, 38186), (2318, 23788), (2504, 22021), (2888, 19093), (4636, 11894), (5947, 9272)]