83757880

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{34327}}^1$

素因数の和:34399

約数の個数: 32

約数和(自身を含む): 191550240

約数和(自身を除く): 107792360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 34327, 68654, 137308, 171635, 274616, 343270, 686540, 1373080, 2093947, 4187894, 8375788, 10469735, 16751576, 20939470, 41878940, 83757880]

約数ペア:

[(1, 83757880), (2, 41878940), (4, 20939470), (5, 16751576), (8, 10469735), (10, 8375788), (20, 4187894), (40, 2093947), (61, 1373080), (122, 686540), (244, 343270), (305, 274616), (488, 171635), (610, 137308), (1220, 68654), (2440, 34327)]