978696575

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{20507}}^1$

素因数の和:20623

約数の個数: 24

約数和(自身を含む): 1281667968

約数和(自身を除く): 302971393

約数列:

[1, 5, 23, 25, 83, 115, 415, 575, 1909, 2075, 9545, 20507, 47725, 102535, 471661, 512675, 1702081, 2358305, 8510405, 11791525, 39147863, 42552025, 195739315, 978696575]

約数ペア:

[(1, 978696575), (5, 195739315), (23, 42552025), (25, 39147863), (83, 11791525), (115, 8510405), (415, 2358305), (575, 1702081), (1909, 512675), (2075, 471661), (9545, 102535), (20507, 47725)]