80463872

素因数分解:

$2^{11}\times {\mathrm{101}}^1\times {\mathrm{389}}^1$

素因数の和:512

約数の個数: 48

約数和(自身を含む): 162899100

約数和(自身を除く): 82435228

約数列:

[1, 2, 4, 8, 16, 32, 64, 101, 128, 202, 256, 389, 404, 512, 778, 808, 1024, 1556, 1616, 2048, 3112, 3232, 6224, 6464, 12448, 12928, 24896, 25856, 39289, 49792, 51712, 78578, 99584, 103424, 157156, 199168, 206848, 314312, 398336, 628624, 796672, 1257248, 2514496, 5028992, 10057984, 20115968, 40231936, 80463872]

約数ペア:

[(1, 80463872), (2, 40231936), (4, 20115968), (8, 10057984), (16, 5028992), (32, 2514496), (64, 1257248), (101, 796672), (128, 628624), (202, 398336), (256, 314312), (389, 206848), (404, 199168), (512, 157156), (778, 103424), (808, 99584), (1024, 78578), (1556, 51712), (1616, 49792), (2048, 39289), (3112, 25856), (3232, 24896), (6224, 12928), (6464, 12448)]