78335840

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{947}}^1$

素因数の和:1020

約数の個数: 96

約数和(自身を含む): 206406144

約数和(自身を除く): 128070304

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 47, 55, 80, 88, 94, 110, 160, 176, 188, 220, 235, 352, 376, 440, 470, 517, 752, 880, 940, 947, 1034, 1504, 1760, 1880, 1894, 2068, 2585, 3760, 3788, 4136, 4735, 5170, 7520, 7576, 8272, 9470, 10340, 10417, 15152, 16544, 18940, 20680, 20834, 30304, 37880, 41360, 41668, 44509, 52085, 75760, 82720, 83336, 89018, 104170, 151520, 166672, 178036, 208340, 222545, 333344, 356072, 416680, 445090, 489599, 712144, 833360, 890180, 979198, 1424288, 1666720, 1780360, 1958396, 2447995, 3560720, 3916792, 4895990, 7121440, 7833584, 9791980, 15667168, 19583960, 39167920, 78335840]

約数ペア:

[(1, 78335840), (2, 39167920), (4, 19583960), (5, 15667168), (8, 9791980), (10, 7833584), (11, 7121440), (16, 4895990), (20, 3916792), (22, 3560720), (32, 2447995), (40, 1958396), (44, 1780360), (47, 1666720), (55, 1424288), (80, 979198), (88, 890180), (94, 833360), (110, 712144), (160, 489599), (176, 445090), (188, 416680), (220, 356072), (235, 333344), (352, 222545), (376, 208340), (440, 178036), (470, 166672), (517, 151520), (752, 104170), (880, 89018), (940, 83336), (947, 82720), (1034, 75760), (1504, 52085), (1760, 44509), (1880, 41668), (1894, 41360), (2068, 37880), (2585, 30304), (3760, 20834), (3788, 20680), (4136, 18940), (4735, 16544), (5170, 15152), (7520, 10417), (7576, 10340), (8272, 9470)]