19005986025

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{1103}}^1$

素因数の和:1312

約数の個数: 144

約数和(自身を含む): 37821079296

約数和(自身を除く): 18815093271

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 43, 45, 65, 75, 117, 129, 137, 195, 215, 225, 325, 387, 411, 559, 585, 645, 685, 975, 1075, 1103, 1233, 1677, 1781, 1935, 2055, 2795, 2925, 3225, 3309, 3425, 5031, 5343, 5515, 5891, 6165, 8385, 8905, 9675, 9927, 10275, 13975, 14339, 16029, 16545, 17673, 25155, 26715, 27575, 29455, 30825, 41925, 43017, 44525, 47429, 49635, 53019, 71695, 76583, 80145, 82725, 88365, 125775, 129051, 133575, 142287, 147275, 151111, 215085, 229749, 237145, 248175, 265095, 358475, 382915, 400725, 426861, 441825, 453333, 616577, 645255, 689247, 711435, 755555, 1075425, 1148745, 1185725, 1325475, 1359999, 1849731, 1914575, 1964443, 2134305, 2266665, 3082885, 3226275, 3446235, 3557175, 3777775, 5549193, 5743725, 5893329, 6497773, 6799995, 9248655, 9822215, 10671525, 11333325, 15414425, 17231175, 17679987, 19493319, 27745965, 29466645, 32488865, 33999975, 46243275, 49111075, 58479957, 84471049, 88399935, 97466595, 138729825, 147333225, 162444325, 253413147, 292399785, 422355245, 441999675, 487332975, 760239441, 1267065735, 1461998925, 2111776225, 3801197205, 6335328675, 19005986025]

約数ペア:

[(1, 19005986025), (3, 6335328675), (5, 3801197205), (9, 2111776225), (13, 1461998925), (15, 1267065735), (25, 760239441), (39, 487332975), (43, 441999675), (45, 422355245), (65, 292399785), (75, 253413147), (117, 162444325), (129, 147333225), (137, 138729825), (195, 97466595), (215, 88399935), (225, 84471049), (325, 58479957), (387, 49111075), (411, 46243275), (559, 33999975), (585, 32488865), (645, 29466645), (685, 27745965), (975, 19493319), (1075, 17679987), (1103, 17231175), (1233, 15414425), (1677, 11333325), (1781, 10671525), (1935, 9822215), (2055, 9248655), (2795, 6799995), (2925, 6497773), (3225, 5893329), (3309, 5743725), (3425, 5549193), (5031, 3777775), (5343, 3557175), (5515, 3446235), (5891, 3226275), (6165, 3082885), (8385, 2266665), (8905, 2134305), (9675, 1964443), (9927, 1914575), (10275, 1849731), (13975, 1359999), (14339, 1325475), (16029, 1185725), (16545, 1148745), (17673, 1075425), (25155, 755555), (26715, 711435), (27575, 689247), (29455, 645255), (30825, 616577), (41925, 453333), (43017, 441825), (44525, 426861), (47429, 400725), (49635, 382915), (53019, 358475), (71695, 265095), (76583, 248175), (80145, 237145), (82725, 229749), (88365, 215085), (125775, 151111), (129051, 147275), (133575, 142287)]