64772390

素因数分解:

$2^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{16651}}^1$

素因数の和:17047

約数の個数: 16

約数和(自身を含む): 116897040

約数和(自身を除く): 52124650

約数列:

[1, 2, 5, 10, 389, 778, 1945, 3890, 16651, 33302, 83255, 166510, 6477239, 12954478, 32386195, 64772390]

約数ペア:

[(1, 64772390), (2, 32386195), (5, 12954478), (10, 6477239), (389, 166510), (778, 83255), (1945, 33302), (3890, 16651)]