258678695

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{1033}}^1$

素因数の和:1235

約数の個数: 32

約数和(自身を含む): 352883520

約数和(自身を除く): 94204825

約数列:

[1, 5, 11, 29, 55, 145, 157, 319, 785, 1033, 1595, 1727, 4553, 5165, 8635, 11363, 22765, 29957, 50083, 56815, 149785, 162181, 250415, 329527, 810905, 1647635, 1783991, 4703249, 8919955, 23516245, 51735739, 258678695]

約数ペア:

[(1, 258678695), (5, 51735739), (11, 23516245), (29, 8919955), (55, 4703249), (145, 1783991), (157, 1647635), (319, 810905), (785, 329527), (1033, 250415), (1595, 162181), (1727, 149785), (4553, 56815), (5165, 50083), (8635, 29957), (11363, 22765)]