71339908

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:364

約数の個数: 48

約数和(自身を含む): 136080000

約数和(自身を除く): 64740092

約数列:

[1, 2, 4, 19, 38, 53, 76, 89, 106, 178, 199, 212, 356, 398, 796, 1007, 1691, 2014, 3382, 3781, 4028, 4717, 6764, 7562, 9434, 10547, 15124, 17711, 18868, 21094, 35422, 42188, 70844, 89623, 179246, 200393, 336509, 358492, 400786, 673018, 801572, 938683, 1346036, 1877366, 3754732, 17834977, 35669954, 71339908]

約数ペア:

[(1, 71339908), (2, 35669954), (4, 17834977), (19, 3754732), (38, 1877366), (53, 1346036), (76, 938683), (89, 801572), (106, 673018), (178, 400786), (199, 358492), (212, 336509), (356, 200393), (398, 179246), (796, 89623), (1007, 70844), (1691, 42188), (2014, 35422), (3382, 21094), (3781, 18868), (4028, 17711), (4717, 15124), (6764, 10547), (7562, 9434)]