20174680175

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{797}}^1\times {\mathrm{1097}}^1$

素因数の和:1988

約数の個数: 48

約数和(自身を含む): 27379622592

約数和(自身を除く): 7204942417

約数列:

[1, 5, 13, 25, 65, 71, 325, 355, 797, 923, 1097, 1775, 3985, 4615, 5485, 10361, 14261, 19925, 23075, 27425, 51805, 56587, 71305, 77887, 259025, 282935, 356525, 389435, 735631, 874309, 1012531, 1414675, 1947175, 3678155, 4371545, 5062655, 11366017, 18390775, 21857725, 25313275, 56830085, 62075939, 284150425, 310379695, 806987207, 1551898475, 4034936035, 20174680175]

約数ペア:

[(1, 20174680175), (5, 4034936035), (13, 1551898475), (25, 806987207), (65, 310379695), (71, 284150425), (325, 62075939), (355, 56830085), (797, 25313275), (923, 21857725), (1097, 18390775), (1775, 11366017), (3985, 5062655), (4615, 4371545), (5485, 3678155), (10361, 1947175), (14261, 1414675), (19925, 1012531), (23075, 874309), (27425, 735631), (51805, 389435), (56587, 356525), (71305, 282935), (77887, 259025)]