65299910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{38639}}^1$

素因数の和:38672

約数の個数: 24

約数和(自身を含む): 127280160

約数和(自身を除く): 61980250

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 38639, 77278, 193195, 386390, 502307, 1004614, 2511535, 5023070, 6529991, 13059982, 32649955, 65299910]

約数ペア:

[(1, 65299910), (2, 32649955), (5, 13059982), (10, 6529991), (13, 5023070), (26, 2511535), (65, 1004614), (130, 502307), (169, 386390), (338, 193195), (845, 77278), (1690, 38639)]