81148810

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{487}}^1\times {\mathrm{877}}^1$

素因数の和:1390

約数の個数: 32

約数和(自身を含む): 154247040

約数和(自身を除く): 73098230

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 487, 877, 974, 1754, 2435, 4385, 4870, 8770, 9253, 16663, 18506, 33326, 46265, 83315, 92530, 166630, 427099, 854198, 2135495, 4270990, 8114881, 16229762, 40574405, 81148810]

約数ペア:

[(1, 81148810), (2, 40574405), (5, 16229762), (10, 8114881), (19, 4270990), (38, 2135495), (95, 854198), (190, 427099), (487, 166630), (877, 92530), (974, 83315), (1754, 46265), (2435, 33326), (4385, 18506), (4870, 16663), (8770, 9253)]