61665448

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{617}}^1$

素因数の和:698

約数の個数: 48

約数和(自身を含む): 128871540

約数和(自身を除く): 67206092

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 617, 806, 961, 1234, 1612, 1922, 2468, 3224, 3844, 4936, 7688, 8021, 12493, 16042, 19127, 24986, 32084, 38254, 49972, 64168, 76508, 99944, 153016, 248651, 497302, 592937, 994604, 1185874, 1989208, 2371748, 4743496, 7708181, 15416362, 30832724, 61665448]

約数ペア:

[(1, 61665448), (2, 30832724), (4, 15416362), (8, 7708181), (13, 4743496), (26, 2371748), (31, 1989208), (52, 1185874), (62, 994604), (104, 592937), (124, 497302), (248, 248651), (403, 153016), (617, 99944), (806, 76508), (961, 64168), (1234, 49972), (1612, 38254), (1922, 32084), (2468, 24986), (3224, 19127), (3844, 16042), (4936, 12493), (7688, 8021)]