155789205

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1231}}^1$

素因数の和:1322

約数の個数: 64

約数和(自身を含む): 298045440

約数和(自身を除く): 142256235

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 59, 65, 143, 165, 177, 195, 295, 429, 649, 715, 767, 885, 1231, 1947, 2145, 2301, 3245, 3693, 3835, 6155, 8437, 9735, 11505, 13541, 16003, 18465, 25311, 40623, 42185, 48009, 67705, 72629, 80015, 126555, 176033, 203115, 217887, 240045, 363145, 528099, 798919, 880165, 944177, 1089435, 2396757, 2640495, 2832531, 3994595, 4720885, 10385947, 11983785, 14162655, 31157841, 51929735, 155789205]

約数ペア:

[(1, 155789205), (3, 51929735), (5, 31157841), (11, 14162655), (13, 11983785), (15, 10385947), (33, 4720885), (39, 3994595), (55, 2832531), (59, 2640495), (65, 2396757), (143, 1089435), (165, 944177), (177, 880165), (195, 798919), (295, 528099), (429, 363145), (649, 240045), (715, 217887), (767, 203115), (885, 176033), (1231, 126555), (1947, 80015), (2145, 72629), (2301, 67705), (3245, 48009), (3693, 42185), (3835, 40623), (6155, 25311), (8437, 18465), (9735, 16003), (11505, 13541)]