77939615

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{283}}^1$

素因数の和:543

約数の個数: 32

約数和(自身を含む): 106874880

約数和(自身を除く): 28935265

約数列:

[1, 5, 13, 19, 65, 95, 223, 247, 283, 1115, 1235, 1415, 2899, 3679, 4237, 5377, 14495, 18395, 21185, 26885, 55081, 63109, 69901, 275405, 315545, 349505, 820417, 1199071, 4102085, 5995355, 15587923, 77939615]

約数ペア:

[(1, 77939615), (5, 15587923), (13, 5995355), (19, 4102085), (65, 1199071), (95, 820417), (223, 349505), (247, 315545), (283, 275405), (1115, 69901), (1235, 63109), (1415, 55081), (2899, 26885), (3679, 21185), (4237, 18395), (5377, 14495)]