258562816

素因数分解:

$2^8\times {\mathrm{31}}^2\times {\mathrm{1051}}^1$

素因数の和:1129

約数の個数: 54

約数和(自身を含む): 533808996

約数和(自身を除く): 275246180

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 961, 992, 1051, 1922, 1984, 2102, 3844, 3968, 4204, 7688, 7936, 8408, 15376, 16816, 30752, 32581, 33632, 61504, 65162, 67264, 123008, 130324, 134528, 246016, 260648, 269056, 521296, 1010011, 1042592, 2020022, 2085184, 4040044, 4170368, 8080088, 8340736, 16160176, 32320352, 64640704, 129281408, 258562816]

約数ペア:

[(1, 258562816), (2, 129281408), (4, 64640704), (8, 32320352), (16, 16160176), (31, 8340736), (32, 8080088), (62, 4170368), (64, 4040044), (124, 2085184), (128, 2020022), (248, 1042592), (256, 1010011), (496, 521296), (961, 269056), (992, 260648), (1051, 246016), (1922, 134528), (1984, 130324), (2102, 123008), (3844, 67264), (3968, 65162), (4204, 61504), (7688, 33632), (7936, 32581), (8408, 30752), (15376, 16816)]