1638068316950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{1213339}}^1$

素因数の和:1213462

約数の個数: 96

約数和(自身を含む): 3437576647680

約数和(自身を除く): 1799508330730

約数列:

[1, 2, 5, 10, 13, 25, 26, 31, 50, 62, 65, 67, 130, 134, 155, 310, 325, 335, 403, 650, 670, 775, 806, 871, 1550, 1675, 1742, 2015, 2077, 3350, 4030, 4154, 4355, 8710, 10075, 10385, 20150, 20770, 21775, 27001, 43550, 51925, 54002, 103850, 135005, 270010, 675025, 1213339, 1350050, 2426678, 6066695, 12133390, 15773407, 30333475, 31546814, 37613509, 60666950, 75227018, 78867035, 81293713, 157734070, 162587426, 188067545, 376135090, 394335175, 406468565, 488975617, 788670350, 812937130, 940337725, 977951234, 1056818269, 1880675450, 2032342825, 2113636538, 2444878085, 2520105103, 4064685650, 4889756170, 5040210206, 5284091345, 10568182690, 12224390425, 12600525515, 24448780850, 25201051030, 26420456725, 32761366339, 52840913450, 63002627575, 65522732678, 126005255150, 163806831695, 327613663390, 819034158475, 1638068316950]

約数ペア:

[(1, 1638068316950), (2, 819034158475), (5, 327613663390), (10, 163806831695), (13, 126005255150), (25, 65522732678), (26, 63002627575), (31, 52840913450), (50, 32761366339), (62, 26420456725), (65, 25201051030), (67, 24448780850), (130, 12600525515), (134, 12224390425), (155, 10568182690), (310, 5284091345), (325, 5040210206), (335, 4889756170), (403, 4064685650), (650, 2520105103), (670, 2444878085), (775, 2113636538), (806, 2032342825), (871, 1880675450), (1550, 1056818269), (1675, 977951234), (1742, 940337725), (2015, 812937130), (2077, 788670350), (3350, 488975617), (4030, 406468565), (4154, 394335175), (4355, 376135090), (8710, 188067545), (10075, 162587426), (10385, 157734070), (20150, 81293713), (20770, 78867035), (21775, 75227018), (27001, 60666950), (43550, 37613509), (51925, 31546814), (54002, 30333475), (103850, 15773407), (135005, 12133390), (270010, 6066695), (675025, 2426678), (1213339, 1350050)]