64504990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{277}}^1$

素因数の和:397

約数の個数: 64

約数和(自身を含む): 133306560

約数和(自身を除く): 68801570

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 73, 110, 145, 146, 277, 290, 319, 365, 554, 638, 730, 803, 1385, 1595, 1606, 2117, 2770, 3047, 3190, 4015, 4234, 6094, 8030, 8033, 10585, 15235, 16066, 20221, 21170, 23287, 30470, 40165, 40442, 46574, 80330, 88363, 101105, 116435, 176726, 202210, 222431, 232870, 441815, 444862, 586409, 883630, 1112155, 1172818, 2224310, 2932045, 5864090, 6450499, 12900998, 32252495, 64504990]

約数ペア:

[(1, 64504990), (2, 32252495), (5, 12900998), (10, 6450499), (11, 5864090), (22, 2932045), (29, 2224310), (55, 1172818), (58, 1112155), (73, 883630), (110, 586409), (145, 444862), (146, 441815), (277, 232870), (290, 222431), (319, 202210), (365, 176726), (554, 116435), (638, 101105), (730, 88363), (803, 80330), (1385, 46574), (1595, 40442), (1606, 40165), (2117, 30470), (2770, 23287), (3047, 21170), (3190, 20221), (4015, 16066), (4234, 15235), (6094, 10585), (8030, 8033)]