398742025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{49999}}^1$

素因数の和:50049

約数の個数: 24

約数和(自身を含む): 558000000

約数和(自身を除く): 159257975

約数列:

[1, 5, 11, 25, 29, 55, 145, 275, 319, 725, 1595, 7975, 49999, 249995, 549989, 1249975, 1449971, 2749945, 7249855, 13749725, 15949681, 36249275, 79748405, 398742025]

約数ペア:

[(1, 398742025), (5, 79748405), (11, 36249275), (25, 15949681), (29, 13749725), (55, 7249855), (145, 2749945), (275, 1449971), (319, 1249975), (725, 549989), (1595, 249995), (7975, 49999)]