620251985

素因数分解:

$5^1\times {\mathrm{149}}^1\times {\mathrm{419}}^1\times {\mathrm{1987}}^1$

素因数の和:2560

約数の個数: 16

約数和(自身を含む): 751464000

約数和(自身を除く): 131212015

約数列:

[1, 5, 149, 419, 745, 1987, 2095, 9935, 62431, 296063, 312155, 832553, 1480315, 4162765, 124050397, 620251985]

約数ペア:

[(1, 620251985), (5, 124050397), (149, 4162765), (419, 1480315), (745, 832553), (1987, 312155), (2095, 296063), (9935, 62431)]