55240900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3863}}^1$

素因数の和:3901

約数の個数: 72

約数和(自身を含む): 140865984

約数和(自身を除く): 85625084

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 25, 26, 44, 50, 52, 55, 65, 100, 110, 130, 143, 220, 260, 275, 286, 325, 550, 572, 650, 715, 1100, 1300, 1430, 2860, 3575, 3863, 7150, 7726, 14300, 15452, 19315, 38630, 42493, 50219, 77260, 84986, 96575, 100438, 169972, 193150, 200876, 212465, 251095, 386300, 424930, 502190, 552409, 849860, 1004380, 1062325, 1104818, 1255475, 2124650, 2209636, 2510950, 2762045, 4249300, 5021900, 5524090, 11048180, 13810225, 27620450, 55240900]

約数ペア:

[(1, 55240900), (2, 27620450), (4, 13810225), (5, 11048180), (10, 5524090), (11, 5021900), (13, 4249300), (20, 2762045), (22, 2510950), (25, 2209636), (26, 2124650), (44, 1255475), (50, 1104818), (52, 1062325), (55, 1004380), (65, 849860), (100, 552409), (110, 502190), (130, 424930), (143, 386300), (220, 251095), (260, 212465), (275, 200876), (286, 193150), (325, 169972), (550, 100438), (572, 96575), (650, 84986), (715, 77260), (1100, 50219), (1300, 42493), (1430, 38630), (2860, 19315), (3575, 15452), (3863, 14300), (7150, 7726)]