262590925

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1049}}^1$

素因数の和:1126

約数の個数: 48

約数和(自身を含む): 374976000

約数和(自身を除く): 112385075

約数列:

[1, 5, 17, 19, 25, 31, 85, 95, 155, 323, 425, 475, 527, 589, 775, 1049, 1615, 2635, 2945, 5245, 8075, 10013, 13175, 14725, 17833, 19931, 26225, 32519, 50065, 89165, 99655, 162595, 250325, 338827, 445825, 498275, 552823, 617861, 812975, 1694135, 2764115, 3089305, 8470675, 10503637, 13820575, 15446525, 52518185, 262590925]

約数ペア:

[(1, 262590925), (5, 52518185), (17, 15446525), (19, 13820575), (25, 10503637), (31, 8470675), (85, 3089305), (95, 2764115), (155, 1694135), (323, 812975), (425, 617861), (475, 552823), (527, 498275), (589, 445825), (775, 338827), (1049, 250325), (1615, 162595), (2635, 99655), (2945, 89165), (5245, 50065), (8075, 32519), (10013, 26225), (13175, 19931), (14725, 17833)]