200804825

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1049}}^1$

素因数の和:1122

約数の個数: 48

約数和(自身を含む): 291648000

約数和(自身を除く): 90843175

約数列:

[1, 5, 13, 19, 25, 31, 65, 95, 155, 247, 325, 403, 475, 589, 775, 1049, 1235, 2015, 2945, 5245, 6175, 7657, 10075, 13637, 14725, 19931, 26225, 32519, 38285, 68185, 99655, 162595, 191425, 259103, 340925, 422747, 498275, 617861, 812975, 1295515, 2113735, 3089305, 6477575, 8032193, 10568675, 15446525, 40160965, 200804825]

約数ペア:

[(1, 200804825), (5, 40160965), (13, 15446525), (19, 10568675), (25, 8032193), (31, 6477575), (65, 3089305), (95, 2113735), (155, 1295515), (247, 812975), (325, 617861), (403, 498275), (475, 422747), (589, 340925), (775, 259103), (1049, 191425), (1235, 162595), (2015, 99655), (2945, 68185), (5245, 38285), (6175, 32519), (7657, 26225), (10075, 19931), (13637, 14725)]