159735140

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{1559}}^1$

素因数の和:1724

約数の個数: 48

約数和(自身を含む): 345945600

約数和(自身を除く): 186210460

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 109, 188, 218, 235, 436, 470, 545, 940, 1090, 1559, 2180, 3118, 5123, 6236, 7795, 10246, 15590, 20492, 25615, 31180, 51230, 73273, 102460, 146546, 169931, 293092, 339862, 366365, 679724, 732730, 849655, 1465460, 1699310, 3398620, 7986757, 15973514, 31947028, 39933785, 79867570, 159735140]

約数ペア:

[(1, 159735140), (2, 79867570), (4, 39933785), (5, 31947028), (10, 15973514), (20, 7986757), (47, 3398620), (94, 1699310), (109, 1465460), (188, 849655), (218, 732730), (235, 679724), (436, 366365), (470, 339862), (545, 293092), (940, 169931), (1090, 146546), (1559, 102460), (2180, 73273), (3118, 51230), (5123, 31180), (6236, 25615), (7795, 20492), (10246, 15590)]