51448840

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41491}}^1$

素因数の和:41533

約数の個数: 32

約数和(自身を含む): 119496960

約数和(自身を除く): 68048120

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 41491, 82982, 165964, 207455, 331928, 414910, 829820, 1286221, 1659640, 2572442, 5144884, 6431105, 10289768, 12862210, 25724420, 51448840]

約数ペア:

[(1, 51448840), (2, 25724420), (4, 12862210), (5, 10289768), (8, 6431105), (10, 5144884), (20, 2572442), (31, 1659640), (40, 1286221), (62, 829820), (124, 414910), (155, 331928), (248, 207455), (310, 165964), (620, 82982), (1240, 41491)]