42103825

素因数分解:

$5^2\times {\mathrm{83}}^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1$

素因数の和:393

約数の個数: 24

約数和(自身を含む): 53621568

約数和(自身を除く): 11517743

約数列:

[1, 5, 25, 83, 103, 197, 415, 515, 985, 2075, 2575, 4925, 8549, 16351, 20291, 42745, 81755, 101455, 213725, 408775, 507275, 1684153, 8420765, 42103825]

約数ペア:

[(1, 42103825), (5, 8420765), (25, 1684153), (83, 507275), (103, 408775), (197, 213725), (415, 101455), (515, 81755), (985, 42745), (2075, 20291), (2575, 16351), (4925, 8549)]