66433900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^2\times {\mathrm{3931}}^1$

素因数の和:3971

約数の個数: 54

約数和(自身を含む): 156143652

約数和(自身を除く): 89709752

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 169, 260, 325, 338, 650, 676, 845, 1300, 1690, 3380, 3931, 4225, 7862, 8450, 15724, 16900, 19655, 39310, 51103, 78620, 98275, 102206, 196550, 204412, 255515, 393100, 511030, 664339, 1022060, 1277575, 1328678, 2555150, 2657356, 3321695, 5110300, 6643390, 13286780, 16608475, 33216950, 66433900]

約数ペア:

[(1, 66433900), (2, 33216950), (4, 16608475), (5, 13286780), (10, 6643390), (13, 5110300), (20, 3321695), (25, 2657356), (26, 2555150), (50, 1328678), (52, 1277575), (65, 1022060), (100, 664339), (130, 511030), (169, 393100), (260, 255515), (325, 204412), (338, 196550), (650, 102206), (676, 98275), (845, 78620), (1300, 51103), (1690, 39310), (3380, 19655), (3931, 16900), (4225, 15724), (7862, 8450)]