77061880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1753}}^1$

素因数の和:1928

約数の個数: 64

約数和(自身を含む): 199535040

約数和(自身を除く): 122473160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 157, 280, 314, 628, 785, 1099, 1256, 1570, 1753, 2198, 3140, 3506, 4396, 5495, 6280, 7012, 8765, 8792, 10990, 12271, 14024, 17530, 21980, 24542, 35060, 43960, 49084, 61355, 70120, 98168, 122710, 245420, 275221, 490840, 550442, 1100884, 1376105, 1926547, 2201768, 2752210, 3853094, 5504420, 7706188, 9632735, 11008840, 15412376, 19265470, 38530940, 77061880]

約数ペア:

[(1, 77061880), (2, 38530940), (4, 19265470), (5, 15412376), (7, 11008840), (8, 9632735), (10, 7706188), (14, 5504420), (20, 3853094), (28, 2752210), (35, 2201768), (40, 1926547), (56, 1376105), (70, 1100884), (140, 550442), (157, 490840), (280, 275221), (314, 245420), (628, 122710), (785, 98168), (1099, 70120), (1256, 61355), (1570, 49084), (1753, 43960), (2198, 35060), (3140, 24542), (3506, 21980), (4396, 17530), (5495, 14024), (6280, 12271), (7012, 10990), (8765, 8792)]