50286990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{128941}}^1$

素因数の和:128964

約数の個数: 32

約数和(自身を含む): 129973536

約数和(自身を除く): 79686546

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 128941, 257882, 386823, 644705, 773646, 1289410, 1676233, 1934115, 3352466, 3868230, 5028699, 8381165, 10057398, 16762330, 25143495, 50286990]

約数ペア:

[(1, 50286990), (2, 25143495), (3, 16762330), (5, 10057398), (6, 8381165), (10, 5028699), (13, 3868230), (15, 3352466), (26, 1934115), (30, 1676233), (39, 1289410), (65, 773646), (78, 644705), (130, 386823), (195, 257882), (390, 128941)]