133640950

素因数分解:

$2^1\times 5^2\times {\mathrm{389}}^1\times {\mathrm{6871}}^1$

素因数の和:7272

約数の個数: 24

約数和(自身を含む): 249247440

約数和(自身を除く): 115606490

約数列:

[1, 2, 5, 10, 25, 50, 389, 778, 1945, 3890, 6871, 9725, 13742, 19450, 34355, 68710, 171775, 343550, 2672819, 5345638, 13364095, 26728190, 66820475, 133640950]

約数ペア:

[(1, 133640950), (2, 66820475), (5, 26728190), (10, 13364095), (25, 5345638), (50, 2672819), (389, 343550), (778, 171775), (1945, 68710), (3890, 34355), (6871, 19450), (9725, 13742)]