258521810

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{11897}}^1$

素因数の和:11998

約数の個数: 32

約数和(自身を含む): 485723952

約数和(自身を除く): 227202142

約数列:

[1, 2, 5, 10, 41, 53, 82, 106, 205, 265, 410, 530, 2173, 4346, 10865, 11897, 21730, 23794, 59485, 118970, 487777, 630541, 975554, 1261082, 2438885, 3152705, 4877770, 6305410, 25852181, 51704362, 129260905, 258521810]

約数ペア:

[(1, 258521810), (2, 129260905), (5, 51704362), (10, 25852181), (41, 6305410), (53, 4877770), (82, 3152705), (106, 2438885), (205, 1261082), (265, 975554), (410, 630541), (530, 487777), (2173, 118970), (4346, 59485), (10865, 23794), (11897, 21730)]