65524660

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{457}}^1$

素因数の和:640

約数の個数: 48

約数和(自身を含む): 141269184

約数和(自身を除く): 75744524

約数列:

[1, 2, 4, 5, 10, 20, 67, 107, 134, 214, 268, 335, 428, 457, 535, 670, 914, 1070, 1340, 1828, 2140, 2285, 4570, 7169, 9140, 14338, 28676, 30619, 35845, 48899, 61238, 71690, 97798, 122476, 143380, 153095, 195596, 244495, 306190, 488990, 612380, 977980, 3276233, 6552466, 13104932, 16381165, 32762330, 65524660]

約数ペア:

[(1, 65524660), (2, 32762330), (4, 16381165), (5, 13104932), (10, 6552466), (20, 3276233), (67, 977980), (107, 612380), (134, 488990), (214, 306190), (268, 244495), (335, 195596), (428, 153095), (457, 143380), (535, 122476), (670, 97798), (914, 71690), (1070, 61238), (1340, 48899), (1828, 35845), (2140, 30619), (2285, 28676), (4570, 14338), (7169, 9140)]