64634390

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{2087}}^1$

素因数の和:2276

約数の個数: 32

約数和(自身を含む): 123275520

約数和(自身を除く): 58641130

約数列:

[1, 2, 5, 10, 19, 38, 95, 163, 190, 326, 815, 1630, 2087, 3097, 4174, 6194, 10435, 15485, 20870, 30970, 39653, 79306, 198265, 340181, 396530, 680362, 1700905, 3401810, 6463439, 12926878, 32317195, 64634390]

約数ペア:

[(1, 64634390), (2, 32317195), (5, 12926878), (10, 6463439), (19, 3401810), (38, 1700905), (95, 680362), (163, 396530), (190, 340181), (326, 198265), (815, 79306), (1630, 39653), (2087, 30970), (3097, 20870), (4174, 15485), (6194, 10435)]