57150520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{509}}^1$

素因数の和:928

約数の個数: 64

約数和(自身を含む): 147614400

約数和(自身を除く): 90463880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 401, 509, 802, 1018, 1604, 2005, 2036, 2545, 2807, 3208, 3563, 4010, 4072, 5090, 5614, 7126, 8020, 10180, 11228, 14035, 14252, 16040, 17815, 20360, 22456, 28070, 28504, 35630, 56140, 71260, 112280, 142520, 204109, 408218, 816436, 1020545, 1428763, 1632872, 2041090, 2857526, 4082180, 5715052, 7143815, 8164360, 11430104, 14287630, 28575260, 57150520]

約数ペア:

[(1, 57150520), (2, 28575260), (4, 14287630), (5, 11430104), (7, 8164360), (8, 7143815), (10, 5715052), (14, 4082180), (20, 2857526), (28, 2041090), (35, 1632872), (40, 1428763), (56, 1020545), (70, 816436), (140, 408218), (280, 204109), (401, 142520), (509, 112280), (802, 71260), (1018, 56140), (1604, 35630), (2005, 28504), (2036, 28070), (2545, 22456), (2807, 20360), (3208, 17815), (3563, 16040), (4010, 14252), (4072, 14035), (5090, 11228), (5614, 10180), (7126, 8020)]