78190040

素因数分解:

$2^3\times 5^1\times {\mathrm{241}}^1\times {\mathrm{8111}}^1$

素因数の和:8363

約数の個数: 32

約数和(自身を含む): 176679360

約数和(自身を除く): 98489320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 241, 482, 964, 1205, 1928, 2410, 4820, 8111, 9640, 16222, 32444, 40555, 64888, 81110, 162220, 324440, 1954751, 3909502, 7819004, 9773755, 15638008, 19547510, 39095020, 78190040]

約数ペア:

[(1, 78190040), (2, 39095020), (4, 19547510), (5, 15638008), (8, 9773755), (10, 7819004), (20, 3909502), (40, 1954751), (241, 324440), (482, 162220), (964, 81110), (1205, 64888), (1928, 40555), (2410, 32444), (4820, 16222), (8111, 9640)]