91270880

素因数分解:

$2^5\times 5^1\times {\mathrm{661}}^1\times {\mathrm{863}}^1$

素因数の和:1539

約数の個数: 48

約数和(自身を含む): 216203904

約数和(自身を除く): 124933024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 661, 863, 1322, 1726, 2644, 3305, 3452, 4315, 5288, 6610, 6904, 8630, 10576, 13220, 13808, 17260, 21152, 26440, 27616, 34520, 52880, 69040, 105760, 138080, 570443, 1140886, 2281772, 2852215, 4563544, 5704430, 9127088, 11408860, 18254176, 22817720, 45635440, 91270880]

約数ペア:

[(1, 91270880), (2, 45635440), (4, 22817720), (5, 18254176), (8, 11408860), (10, 9127088), (16, 5704430), (20, 4563544), (32, 2852215), (40, 2281772), (80, 1140886), (160, 570443), (661, 138080), (863, 105760), (1322, 69040), (1726, 52880), (2644, 34520), (3305, 27616), (3452, 26440), (4315, 21152), (5288, 17260), (6610, 13808), (6904, 13220), (8630, 10576)]