80215744

素因数分解:

$2^6\times 7^2\times {\mathrm{25579}}^1$

素因数の和:25605

約数の個数: 42

約数和(自身を含む): 185173620

約数和(自身を除く): 104957876

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 392, 448, 784, 1568, 3136, 25579, 51158, 102316, 179053, 204632, 358106, 409264, 716212, 818528, 1253371, 1432424, 1637056, 2506742, 2864848, 5013484, 5729696, 10026968, 11459392, 20053936, 40107872, 80215744]

約数ペア:

[(1, 80215744), (2, 40107872), (4, 20053936), (7, 11459392), (8, 10026968), (14, 5729696), (16, 5013484), (28, 2864848), (32, 2506742), (49, 1637056), (56, 1432424), (64, 1253371), (98, 818528), (112, 716212), (196, 409264), (224, 358106), (392, 204632), (448, 179053), (784, 102316), (1568, 51158), (3136, 25579)]