80718848

素因数分解:

$2^{10}\times 7^1\times {\mathrm{11261}}^1$

素因数の和:11288

約数の個数: 44

約数和(自身を含む): 184426512

約数和(自身を除く): 103707664

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1024, 1792, 3584, 7168, 11261, 22522, 45044, 78827, 90088, 157654, 180176, 315308, 360352, 630616, 720704, 1261232, 1441408, 2522464, 2882816, 5044928, 5765632, 10089856, 11531264, 20179712, 40359424, 80718848]

約数ペア:

[(1, 80718848), (2, 40359424), (4, 20179712), (7, 11531264), (8, 10089856), (14, 5765632), (16, 5044928), (28, 2882816), (32, 2522464), (56, 1441408), (64, 1261232), (112, 720704), (128, 630616), (224, 360352), (256, 315308), (448, 180176), (512, 157654), (896, 90088), (1024, 78827), (1792, 45044), (3584, 22522), (7168, 11261)]