257366917885

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1907}}^1\times {\mathrm{15241}}^1$

素因数の和:17194

約数の個数: 64

約数和(自身を含む): 402025918464

約数和(自身を除く): 144659000579

約数列:

[1, 5, 7, 11, 23, 35, 55, 77, 115, 161, 253, 385, 805, 1265, 1771, 1907, 8855, 9535, 13349, 15241, 20977, 43861, 66745, 76205, 104885, 106687, 146839, 167651, 219305, 307027, 350543, 482471, 533435, 734195, 838255, 1173557, 1535135, 1752715, 2412355, 2453801, 3377297, 3855973, 5867785, 12269005, 16886485, 19279865, 26991811, 29064587, 134959055, 145322935, 203452109, 319710457, 668485501, 1017260545, 1598552285, 2237973199, 3342427505, 4679398507, 7353340511, 11189865995, 23396992535, 36766702555, 51473383577, 257366917885]

約数ペア:

[(1, 257366917885), (5, 51473383577), (7, 36766702555), (11, 23396992535), (23, 11189865995), (35, 7353340511), (55, 4679398507), (77, 3342427505), (115, 2237973199), (161, 1598552285), (253, 1017260545), (385, 668485501), (805, 319710457), (1265, 203452109), (1771, 145322935), (1907, 134959055), (8855, 29064587), (9535, 26991811), (13349, 19279865), (15241, 16886485), (20977, 12269005), (43861, 5867785), (66745, 3855973), (76205, 3377297), (104885, 2453801), (106687, 2412355), (146839, 1752715), (167651, 1535135), (219305, 1173557), (307027, 838255), (350543, 734195), (482471, 533435)]