260015275

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{11941}}^1$

素因数の和:12031

約数の個数: 24

約数和(自身を含む): 352432304

約数和(自身を除く): 92417029

約数列:

[1, 5, 13, 25, 65, 67, 325, 335, 871, 1675, 4355, 11941, 21775, 59705, 155233, 298525, 776165, 800047, 3880825, 4000235, 10400611, 20001175, 52003055, 260015275]

約数ペア:

[(1, 260015275), (5, 52003055), (13, 20001175), (25, 10400611), (65, 4000235), (67, 3880825), (325, 800047), (335, 776165), (871, 298525), (1675, 155233), (4355, 59705), (11941, 21775)]