520024775

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{12301}}^1$

素因数の和:12419

約数の個数: 24

約数和(自身を含む): 686451600

約数和(自身を除く): 166426825

約数列:

[1, 5, 19, 25, 89, 95, 445, 475, 1691, 2225, 8455, 12301, 42275, 61505, 233719, 307525, 1094789, 1168595, 5473945, 5842975, 20800991, 27369725, 104004955, 520024775]

約数ペア:

[(1, 520024775), (5, 104004955), (19, 27369725), (25, 20800991), (89, 5842975), (95, 5473945), (445, 1168595), (475, 1094789), (1691, 307525), (2225, 233719), (8455, 61505), (12301, 42275)]