49957880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{2663}}^1$

素因数の和:2748

約数の個数: 64

約数和(自身を含む): 130429440

約数和(自身を除く): 80471560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 67, 70, 134, 140, 268, 280, 335, 469, 536, 670, 938, 1340, 1876, 2345, 2663, 2680, 3752, 4690, 5326, 9380, 10652, 13315, 18641, 18760, 21304, 26630, 37282, 53260, 74564, 93205, 106520, 149128, 178421, 186410, 356842, 372820, 713684, 745640, 892105, 1248947, 1427368, 1784210, 2497894, 3568420, 4995788, 6244735, 7136840, 9991576, 12489470, 24978940, 49957880]

約数ペア:

[(1, 49957880), (2, 24978940), (4, 12489470), (5, 9991576), (7, 7136840), (8, 6244735), (10, 4995788), (14, 3568420), (20, 2497894), (28, 1784210), (35, 1427368), (40, 1248947), (56, 892105), (67, 745640), (70, 713684), (134, 372820), (140, 356842), (268, 186410), (280, 178421), (335, 149128), (469, 106520), (536, 93205), (670, 74564), (938, 53260), (1340, 37282), (1876, 26630), (2345, 21304), (2663, 18760), (2680, 18641), (3752, 13315), (4690, 10652), (5326, 9380)]