66406040

素因数分解:

$2^3\times 5^1\times {\mathrm{797}}^1\times {\mathrm{2083}}^1$

素因数の和:2891

約数の個数: 32

約数和(自身を含む): 149672880

約数和(自身を除く): 83266840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 797, 1594, 2083, 3188, 3985, 4166, 6376, 7970, 8332, 10415, 15940, 16664, 20830, 31880, 41660, 83320, 1660151, 3320302, 6640604, 8300755, 13281208, 16601510, 33203020, 66406040]

約数ペア:

[(1, 66406040), (2, 33203020), (4, 16601510), (5, 13281208), (8, 8300755), (10, 6640604), (20, 3320302), (40, 1660151), (797, 83320), (1594, 41660), (2083, 31880), (3188, 20830), (3985, 16664), (4166, 15940), (6376, 10415), (7970, 8332)]