80724224

素因数分解:

$2^8\times 7^1\times {\mathrm{107}}^1\times {\mathrm{421}}^1$

素因数の和:551

約数の個数: 72

約数和(自身を含む): 186314688

約数和(自身を除く): 105590464

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 107, 112, 128, 214, 224, 256, 421, 428, 448, 749, 842, 856, 896, 1498, 1684, 1712, 1792, 2947, 2996, 3368, 3424, 5894, 5992, 6736, 6848, 11788, 11984, 13472, 13696, 23576, 23968, 26944, 27392, 45047, 47152, 47936, 53888, 90094, 94304, 95872, 107776, 180188, 188608, 191744, 315329, 360376, 377216, 630658, 720752, 754432, 1261316, 1441504, 2522632, 2883008, 5045264, 5766016, 10090528, 11532032, 20181056, 40362112, 80724224]

約数ペア:

[(1, 80724224), (2, 40362112), (4, 20181056), (7, 11532032), (8, 10090528), (14, 5766016), (16, 5045264), (28, 2883008), (32, 2522632), (56, 1441504), (64, 1261316), (107, 754432), (112, 720752), (128, 630658), (214, 377216), (224, 360376), (256, 315329), (421, 191744), (428, 188608), (448, 180188), (749, 107776), (842, 95872), (856, 94304), (896, 90094), (1498, 53888), (1684, 47936), (1712, 47152), (1792, 45047), (2947, 27392), (2996, 26944), (3368, 23968), (3424, 23576), (5894, 13696), (5992, 13472), (6736, 11984), (6848, 11788)]