73982860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{12889}}^1$

素因数の和:12946

約数の個数: 48

約数和(自身を含む): 181903680

約数和(自身を除く): 107920820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 2870, 5740, 12889, 25778, 51556, 64445, 90223, 128890, 180446, 257780, 360892, 451115, 528449, 902230, 1056898, 1804460, 2113796, 2642245, 3699143, 5284490, 7398286, 10568980, 14796572, 18495715, 36991430, 73982860]

約数ペア:

[(1, 73982860), (2, 36991430), (4, 18495715), (5, 14796572), (7, 10568980), (10, 7398286), (14, 5284490), (20, 3699143), (28, 2642245), (35, 2113796), (41, 1804460), (70, 1056898), (82, 902230), (140, 528449), (164, 451115), (205, 360892), (287, 257780), (410, 180446), (574, 128890), (820, 90223), (1148, 64445), (1435, 51556), (2870, 25778), (5740, 12889)]