64987888

素因数分解:

$2^4\times 7^1\times {\mathrm{379}}^1\times {\mathrm{1531}}^1$

素因数の和:1925

約数の個数: 40

約数和(自身を含む): 144375680

約数和(自身を除く): 79387792

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 379, 758, 1516, 1531, 2653, 3032, 3062, 5306, 6064, 6124, 10612, 10717, 12248, 21224, 21434, 24496, 42448, 42868, 85736, 171472, 580249, 1160498, 2320996, 4061743, 4641992, 8123486, 9283984, 16246972, 32493944, 64987888]

約数ペア:

[(1, 64987888), (2, 32493944), (4, 16246972), (7, 9283984), (8, 8123486), (14, 4641992), (16, 4061743), (28, 2320996), (56, 1160498), (112, 580249), (379, 171472), (758, 85736), (1516, 42868), (1531, 42448), (2653, 24496), (3032, 21434), (3062, 21224), (5306, 12248), (6064, 10717), (6124, 10612)]