257189888

素因数分解:

$2^{11}\times {\mathrm{31}}^1\times {\mathrm{4051}}^1$

素因数の和:4104

約数の個数: 48

約数和(自身を含む): 530974080

約数和(自身を除く): 273784192

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 992, 1024, 1984, 2048, 3968, 4051, 7936, 8102, 15872, 16204, 31744, 32408, 63488, 64816, 125581, 129632, 251162, 259264, 502324, 518528, 1004648, 1037056, 2009296, 2074112, 4018592, 4148224, 8037184, 8296448, 16074368, 32148736, 64297472, 128594944, 257189888]

約数ペア:

[(1, 257189888), (2, 128594944), (4, 64297472), (8, 32148736), (16, 16074368), (31, 8296448), (32, 8037184), (62, 4148224), (64, 4018592), (124, 2074112), (128, 2009296), (248, 1037056), (256, 1004648), (496, 518528), (512, 502324), (992, 259264), (1024, 251162), (1984, 129632), (2048, 125581), (3968, 64816), (4051, 63488), (7936, 32408), (8102, 31744), (15872, 16204)]