168772928

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{331}}^1$

素因数の和:631

約数の個数: 56

約数和(自身を含む): 348105984

約数和(自身を除く): 179333056

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 257, 331, 496, 514, 662, 992, 1028, 1324, 1984, 2056, 2648, 4112, 5296, 7967, 8224, 10261, 10592, 15934, 16448, 20522, 21184, 31868, 41044, 63736, 82088, 85067, 127472, 164176, 170134, 254944, 328352, 340268, 509888, 656704, 680536, 1361072, 2637077, 2722144, 5274154, 5444288, 10548308, 21096616, 42193232, 84386464, 168772928]

約数ペア:

[(1, 168772928), (2, 84386464), (4, 42193232), (8, 21096616), (16, 10548308), (31, 5444288), (32, 5274154), (62, 2722144), (64, 2637077), (124, 1361072), (248, 680536), (257, 656704), (331, 509888), (496, 340268), (514, 328352), (662, 254944), (992, 170134), (1028, 164176), (1324, 127472), (1984, 85067), (2056, 82088), (2648, 63736), (4112, 41044), (5296, 31868), (7967, 21184), (8224, 20522), (10261, 16448), (10592, 15934)]