65327860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{251261}}^1$

素因数の和:251283

約数の個数: 24

約数和(自身を含む): 147742056

約数和(自身を除く): 82414196

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 251261, 502522, 1005044, 1256305, 2512610, 3266393, 5025220, 6532786, 13065572, 16331965, 32663930, 65327860]

約数ペア:

[(1, 65327860), (2, 32663930), (4, 16331965), (5, 13065572), (10, 6532786), (13, 5025220), (20, 3266393), (26, 2512610), (52, 1256305), (65, 1005044), (130, 502522), (260, 251261)]