65710880

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{9551}}^1$

素因数の和:9609

約数の個数: 48

約数和(自身を含む): 158868864

約数和(自身を除く): 93157984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1376, 1720, 3440, 6880, 9551, 19102, 38204, 47755, 76408, 95510, 152816, 191020, 305632, 382040, 410693, 764080, 821386, 1528160, 1642772, 2053465, 3285544, 4106930, 6571088, 8213860, 13142176, 16427720, 32855440, 65710880]

約数ペア:

[(1, 65710880), (2, 32855440), (4, 16427720), (5, 13142176), (8, 8213860), (10, 6571088), (16, 4106930), (20, 3285544), (32, 2053465), (40, 1642772), (43, 1528160), (80, 821386), (86, 764080), (160, 410693), (172, 382040), (215, 305632), (344, 191020), (430, 152816), (688, 95510), (860, 76408), (1376, 47755), (1720, 38204), (3440, 19102), (6880, 9551)]