91691840

素因数分解:

$2^6\times 5^1\times {\mathrm{101}}^1\times {\mathrm{2837}}^1$

素因数の和:2955

約数の個数: 56

約数和(自身を含む): 220580712

約数和(自身を除く): 128888872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 101, 160, 202, 320, 404, 505, 808, 1010, 1616, 2020, 2837, 3232, 4040, 5674, 6464, 8080, 11348, 14185, 16160, 22696, 28370, 32320, 45392, 56740, 90784, 113480, 181568, 226960, 286537, 453920, 573074, 907840, 1146148, 1432685, 2292296, 2865370, 4584592, 5730740, 9169184, 11461480, 18338368, 22922960, 45845920, 91691840]

約数ペア:

[(1, 91691840), (2, 45845920), (4, 22922960), (5, 18338368), (8, 11461480), (10, 9169184), (16, 5730740), (20, 4584592), (32, 2865370), (40, 2292296), (64, 1432685), (80, 1146148), (101, 907840), (160, 573074), (202, 453920), (320, 286537), (404, 226960), (505, 181568), (808, 113480), (1010, 90784), (1616, 56740), (2020, 45392), (2837, 32320), (3232, 28370), (4040, 22696), (5674, 16160), (6464, 14185), (8080, 11348)]