255100409540

素因数分解:

$2^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{269}}^1\times {\mathrm{245681}}^1$

素因数の和:246152

約数の個数: 48

約数和(自身を含む): 540490572720

約数和(自身を除く): 285390163180

約数列:

[1, 2, 4, 5, 10, 20, 193, 269, 386, 538, 772, 965, 1076, 1345, 1930, 2690, 3860, 5380, 51917, 103834, 207668, 245681, 259585, 491362, 519170, 982724, 1038340, 1228405, 2456810, 4913620, 47416433, 66088189, 94832866, 132176378, 189665732, 237082165, 264352756, 330440945, 474164330, 660881890, 948328660, 1321763780, 12755020477, 25510040954, 51020081908, 63775102385, 127550204770, 255100409540]

約数ペア:

[(1, 255100409540), (2, 127550204770), (4, 63775102385), (5, 51020081908), (10, 25510040954), (20, 12755020477), (193, 1321763780), (269, 948328660), (386, 660881890), (538, 474164330), (772, 330440945), (965, 264352756), (1076, 237082165), (1345, 189665732), (1930, 132176378), (2690, 94832866), (3860, 66088189), (5380, 47416433), (51917, 4913620), (103834, 2456810), (207668, 1228405), (245681, 1038340), (259585, 982724), (491362, 519170)]