64299800

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{16921}}^1$

素因数の和:16956

約数の個数: 48

約数和(自身を含む): 157374600

約数和(自身を除く): 93074800

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, 16921, 33842, 67684, 84605, 135368, 169210, 321499, 338420, 423025, 642998, 676840, 846050, 1285996, 1607495, 1692100, 2571992, 3214990, 3384200, 6429980, 8037475, 12859960, 16074950, 32149900, 64299800]

約数ペア:

[(1, 64299800), (2, 32149900), (4, 16074950), (5, 12859960), (8, 8037475), (10, 6429980), (19, 3384200), (20, 3214990), (25, 2571992), (38, 1692100), (40, 1607495), (50, 1285996), (76, 846050), (95, 676840), (100, 642998), (152, 423025), (190, 338420), (200, 321499), (380, 169210), (475, 135368), (760, 84605), (950, 67684), (1900, 33842), (3800, 16921)]