91312720

素因数分解:

$2^4\times 5^1\times {\mathrm{151}}^1\times {\mathrm{7559}}^1$

素因数の和:7723

約数の個数: 40

約数和(自身を含む): 213736320

約数和(自身を除く): 122423600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 151, 302, 604, 755, 1208, 1510, 2416, 3020, 6040, 7559, 12080, 15118, 30236, 37795, 60472, 75590, 120944, 151180, 302360, 604720, 1141409, 2282818, 4565636, 5707045, 9131272, 11414090, 18262544, 22828180, 45656360, 91312720]

約数ペア:

[(1, 91312720), (2, 45656360), (4, 22828180), (5, 18262544), (8, 11414090), (10, 9131272), (16, 5707045), (20, 4565636), (40, 2282818), (80, 1141409), (151, 604720), (302, 302360), (604, 151180), (755, 120944), (1208, 75590), (1510, 60472), (2416, 37795), (3020, 30236), (6040, 15118), (7559, 12080)]