161792125

素因数分解:

$5^3\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{563}}^1$

素因数の和:619

約数の個数: 48

約数和(自身を含む): 234037440

約数和(自身を除く): 72245315

約数列:

[1, 5, 11, 19, 25, 55, 95, 121, 125, 209, 275, 475, 563, 605, 1045, 1375, 2299, 2375, 2815, 3025, 5225, 6193, 10697, 11495, 14075, 15125, 26125, 30965, 53485, 57475, 68123, 70375, 117667, 154825, 267425, 287375, 340615, 588335, 774125, 1294337, 1337125, 1703075, 2941675, 6471685, 8515375, 14708375, 32358425, 161792125]

約数ペア:

[(1, 161792125), (5, 32358425), (11, 14708375), (19, 8515375), (25, 6471685), (55, 2941675), (95, 1703075), (121, 1337125), (125, 1294337), (209, 774125), (275, 588335), (475, 340615), (563, 287375), (605, 267425), (1045, 154825), (1375, 117667), (2299, 70375), (2375, 68123), (2815, 57475), (3025, 53485), (5225, 30965), (6193, 26125), (10697, 15125), (11495, 14075)]