77900396

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{12821}}^1$

素因数の和:12870

約数の個数: 36

約数和(自身を含む): 163711296

約数和(自身を除く): 85810900

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 124, 196, 217, 434, 868, 1519, 3038, 6076, 12821, 25642, 51284, 89747, 179494, 358988, 397451, 628229, 794902, 1256458, 1589804, 2512916, 2782157, 5564314, 11128628, 19475099, 38950198, 77900396]

約数ペア:

[(1, 77900396), (2, 38950198), (4, 19475099), (7, 11128628), (14, 5564314), (28, 2782157), (31, 2512916), (49, 1589804), (62, 1256458), (98, 794902), (124, 628229), (196, 397451), (217, 358988), (434, 179494), (868, 89747), (1519, 51284), (3038, 25642), (6076, 12821)]