63678880

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{20947}}^1$

素因数の和:20981

約数の個数: 48

約数和(自身を含む): 158366880

約数和(自身を除く): 94688000

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 20947, 41894, 83788, 104735, 167576, 209470, 335152, 397993, 418940, 670304, 795986, 837880, 1591972, 1675760, 1989965, 3183944, 3351520, 3979930, 6367888, 7959860, 12735776, 15919720, 31839440, 63678880]

約数ペア:

[(1, 63678880), (2, 31839440), (4, 15919720), (5, 12735776), (8, 7959860), (10, 6367888), (16, 3979930), (19, 3351520), (20, 3183944), (32, 1989965), (38, 1675760), (40, 1591972), (76, 837880), (80, 795986), (95, 670304), (152, 418940), (160, 397993), (190, 335152), (304, 209470), (380, 167576), (608, 104735), (760, 83788), (1520, 41894), (3040, 20947)]