51399910

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{50891}}^1$

素因数の和:50999

約数の個数: 16

約数和(自身を含む): 93437712

約数和(自身を除く): 42037802

約数列:

[1, 2, 5, 10, 101, 202, 505, 1010, 50891, 101782, 254455, 508910, 5139991, 10279982, 25699955, 51399910]

約数ペア:

[(1, 51399910), (2, 25699955), (5, 10279982), (10, 5139991), (101, 508910), (202, 254455), (505, 101782), (1010, 50891)]