189699800

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{49921}}^1$

素因数の和:49956

約数の個数: 48

約数和(自身を含む): 464274600

約数和(自身を除く): 274574800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 152, 190, 200, 380, 475, 760, 950, 1900, 3800, 49921, 99842, 199684, 249605, 399368, 499210, 948499, 998420, 1248025, 1896998, 1996840, 2496050, 3793996, 4742495, 4992100, 7587992, 9484990, 9984200, 18969980, 23712475, 37939960, 47424950, 94849900, 189699800]

約数ペア:

[(1, 189699800), (2, 94849900), (4, 47424950), (5, 37939960), (8, 23712475), (10, 18969980), (19, 9984200), (20, 9484990), (25, 7587992), (38, 4992100), (40, 4742495), (50, 3793996), (76, 2496050), (95, 1996840), (100, 1896998), (152, 1248025), (190, 998420), (200, 948499), (380, 499210), (475, 399368), (760, 249605), (950, 199684), (1900, 99842), (3800, 49921)]