86565520

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{56951}}^1$

素因数の和:56983

約数の個数: 40

約数和(自身を含む): 211861440

約数和(自身を除く): 125295920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 56951, 113902, 227804, 284755, 455608, 569510, 911216, 1082069, 1139020, 2164138, 2278040, 4328276, 4556080, 5410345, 8656552, 10820690, 17313104, 21641380, 43282760, 86565520]

約数ペア:

[(1, 86565520), (2, 43282760), (4, 21641380), (5, 17313104), (8, 10820690), (10, 8656552), (16, 5410345), (19, 4556080), (20, 4328276), (38, 2278040), (40, 2164138), (76, 1139020), (80, 1082069), (95, 911216), (152, 569510), (190, 455608), (304, 284755), (380, 227804), (760, 113902), (1520, 56951)]