679440385

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{1601}}^1\times {\mathrm{6529}}^1$

素因数の和:8148

約数の個数: 16

約数和(自身を含む): 878729040

約数和(自身を除く): 199288655

約数列:

[1, 5, 13, 65, 1601, 6529, 8005, 20813, 32645, 84877, 104065, 424385, 10452929, 52264645, 135888077, 679440385]

約数ペア:

[(1, 679440385), (5, 135888077), (13, 52264645), (65, 10452929), (1601, 424385), (6529, 104065), (8005, 84877), (20813, 32645)]