87797480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{115523}}^1$

素因数の和:115553

約数の個数: 32

約数和(自身を含む): 207943200

約数和(自身を除く): 120145720

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 115523, 231046, 462092, 577615, 924184, 1155230, 2194937, 2310460, 4389874, 4620920, 8779748, 10974685, 17559496, 21949370, 43898740, 87797480]

約数ペア:

[(1, 87797480), (2, 43898740), (4, 21949370), (5, 17559496), (8, 10974685), (10, 8779748), (19, 4620920), (20, 4389874), (38, 2310460), (40, 2194937), (76, 1155230), (95, 924184), (152, 577615), (190, 462092), (380, 231046), (760, 115523)]