28080821785

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{1913}}^1\times {\mathrm{127643}}^1$

素因数の和:129584

約数の個数: 16

約数和(自身を含む): 35180728704

約数和(自身を除く): 7099906919

約数列:

[1, 5, 23, 115, 1913, 9565, 43999, 127643, 219995, 638215, 2935789, 14678945, 244181059, 1220905295, 5616164357, 28080821785]

約数ペア:

[(1, 28080821785), (5, 5616164357), (23, 1220905295), (115, 244181059), (1913, 14678945), (9565, 2935789), (43999, 638215), (127643, 219995)]