78661273105

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1\times {\mathrm{449}}^1\times {\mathrm{2213}}^1$

素因数の和:2961

約数の個数: 32

約数和(自身を含む): 96409958400

約数和(自身を除く): 17748685295

約数列:

[1, 5, 71, 223, 355, 449, 1115, 2213, 2245, 11065, 15833, 31879, 79165, 100127, 157123, 159395, 493499, 500635, 785615, 993637, 2467495, 4968185, 7109017, 35038429, 35545085, 70548227, 175192145, 221581051, 352741135, 1107905255, 15732254621, 78661273105]

約数ペア:

[(1, 78661273105), (5, 15732254621), (71, 1107905255), (223, 352741135), (355, 221581051), (449, 175192145), (1115, 70548227), (2213, 35545085), (2245, 35038429), (11065, 7109017), (15833, 4968185), (31879, 2467495), (79165, 993637), (100127, 785615), (157123, 500635), (159395, 493499)]