81683576

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{3259}}^1$

素因数の和:3519

約数の個数: 32

約数和(自身を含む): 165673200

約数和(自身を除く): 83989624

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 241, 482, 964, 1928, 3133, 3259, 6266, 6518, 12532, 13036, 25064, 26072, 42367, 84734, 169468, 338936, 785419, 1570838, 3141676, 6283352, 10210447, 20420894, 40841788, 81683576]

約数ペア:

[(1, 81683576), (2, 40841788), (4, 20420894), (8, 10210447), (13, 6283352), (26, 3141676), (52, 1570838), (104, 785419), (241, 338936), (482, 169468), (964, 84734), (1928, 42367), (3133, 26072), (3259, 25064), (6266, 13036), (6518, 12532)]