52520240

素因数分解:

$2^4\times 5^1\times {\mathrm{643}}^1\times {\mathrm{1021}}^1$

素因数の和:1677

約数の個数: 40

約数和(自身を含む): 122419248

約数和(自身を除く): 69899008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 643, 1021, 1286, 2042, 2572, 3215, 4084, 5105, 5144, 6430, 8168, 10210, 10288, 12860, 16336, 20420, 25720, 40840, 51440, 81680, 656503, 1313006, 2626012, 3282515, 5252024, 6565030, 10504048, 13130060, 26260120, 52520240]

約数ペア:

[(1, 52520240), (2, 26260120), (4, 13130060), (5, 10504048), (8, 6565030), (10, 5252024), (16, 3282515), (20, 2626012), (40, 1313006), (80, 656503), (643, 81680), (1021, 51440), (1286, 40840), (2042, 25720), (2572, 20420), (3215, 16336), (4084, 12860), (5105, 10288), (5144, 10210), (6430, 8168)]