84886640

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{10939}}^1$

素因数の和:11049

約数の個数: 40

約数和(自身を含む): 199414320

約数和(自身を除く): 114527680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1552, 1940, 3880, 7760, 10939, 21878, 43756, 54695, 87512, 109390, 175024, 218780, 437560, 875120, 1061083, 2122166, 4244332, 5305415, 8488664, 10610830, 16977328, 21221660, 42443320, 84886640]

約数ペア:

[(1, 84886640), (2, 42443320), (4, 21221660), (5, 16977328), (8, 10610830), (10, 8488664), (16, 5305415), (20, 4244332), (40, 2122166), (80, 1061083), (97, 875120), (194, 437560), (388, 218780), (485, 175024), (776, 109390), (970, 87512), (1552, 54695), (1940, 43756), (3880, 21878), (7760, 10939)]