65591980

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{29023}}^1$

素因数の和:29145

約数の個数: 24

約数和(自身を含む): 138966912

約数和(自身を除く): 73374932

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 29023, 58046, 116092, 145115, 290230, 580460, 3279599, 6559198, 13118396, 16397995, 32795990, 65591980]

約数ペア:

[(1, 65591980), (2, 32795990), (4, 16397995), (5, 13118396), (10, 6559198), (20, 3279599), (113, 580460), (226, 290230), (452, 145115), (565, 116092), (1130, 58046), (2260, 29023)]