64652660

素因数分解:

$2^2\times 5^1\times {\mathrm{1091}}^1\times {\mathrm{2963}}^1$

素因数の和:4063

約数の個数: 24

約数和(自身を含む): 135940896

約数和(自身を除く): 71288236

約数列:

[1, 2, 4, 5, 10, 20, 1091, 2182, 2963, 4364, 5455, 5926, 10910, 11852, 14815, 21820, 29630, 59260, 3232633, 6465266, 12930532, 16163165, 32326330, 64652660]

約数ペア:

[(1, 64652660), (2, 32326330), (4, 16163165), (5, 12930532), (10, 6465266), (20, 3232633), (1091, 59260), (2182, 29630), (2963, 21820), (4364, 14815), (5455, 11852), (5926, 10910)]