174250520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{2029}}^1$

素因数の和:2172

約数の個数: 64

約数和(自身を含む): 416556000

約数和(自身を除く): 242305480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 113, 152, 190, 226, 380, 452, 565, 760, 904, 1130, 2029, 2147, 2260, 4058, 4294, 4520, 8116, 8588, 10145, 10735, 16232, 17176, 20290, 21470, 38551, 40580, 42940, 77102, 81160, 85880, 154204, 192755, 229277, 308408, 385510, 458554, 771020, 917108, 1146385, 1542040, 1834216, 2292770, 4356263, 4585540, 8712526, 9171080, 17425052, 21781315, 34850104, 43562630, 87125260, 174250520]

約数ペア:

[(1, 174250520), (2, 87125260), (4, 43562630), (5, 34850104), (8, 21781315), (10, 17425052), (19, 9171080), (20, 8712526), (38, 4585540), (40, 4356263), (76, 2292770), (95, 1834216), (113, 1542040), (152, 1146385), (190, 917108), (226, 771020), (380, 458554), (452, 385510), (565, 308408), (760, 229277), (904, 192755), (1130, 154204), (2029, 85880), (2147, 81160), (2260, 77102), (4058, 42940), (4294, 40580), (4520, 38551), (8116, 21470), (8588, 20290), (10145, 17176), (10735, 16232)]