251080775

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{313}}^1\times {\mathrm{2917}}^1$

素因数の和:3251

約数の個数: 24

約数和(自身を含む): 340845744

約数和(自身を除く): 89764969

約数列:

[1, 5, 11, 25, 55, 275, 313, 1565, 2917, 3443, 7825, 14585, 17215, 32087, 72925, 86075, 160435, 802175, 913021, 4565105, 10043231, 22825525, 50216155, 251080775]

約数ペア:

[(1, 251080775), (5, 50216155), (11, 22825525), (25, 10043231), (55, 4565105), (275, 913021), (313, 802175), (1565, 160435), (2917, 86075), (3443, 72925), (7825, 32087), (14585, 17215)]