81487350

素因数分解:

$2^1\times 3^3\times 5^2\times 7^1\times {\mathrm{8623}}^1$

素因数の和:8651

約数の個数: 96

約数和(自身を含む): 256650240

約数和(自身を除く): 175162890

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 27, 30, 35, 42, 45, 50, 54, 63, 70, 75, 90, 105, 126, 135, 150, 175, 189, 210, 225, 270, 315, 350, 378, 450, 525, 630, 675, 945, 1050, 1350, 1575, 1890, 3150, 4725, 8623, 9450, 17246, 25869, 43115, 51738, 60361, 77607, 86230, 120722, 129345, 155214, 181083, 215575, 232821, 258690, 301805, 362166, 388035, 431150, 465642, 543249, 603610, 646725, 776070, 905415, 1086498, 1164105, 1293450, 1509025, 1629747, 1810830, 1940175, 2328210, 2716245, 3018050, 3259494, 3880350, 4527075, 5432490, 5820525, 8148735, 9054150, 11641050, 13581225, 16297470, 27162450, 40743675, 81487350]

約数ペア:

[(1, 81487350), (2, 40743675), (3, 27162450), (5, 16297470), (6, 13581225), (7, 11641050), (9, 9054150), (10, 8148735), (14, 5820525), (15, 5432490), (18, 4527075), (21, 3880350), (25, 3259494), (27, 3018050), (30, 2716245), (35, 2328210), (42, 1940175), (45, 1810830), (50, 1629747), (54, 1509025), (63, 1293450), (70, 1164105), (75, 1086498), (90, 905415), (105, 776070), (126, 646725), (135, 603610), (150, 543249), (175, 465642), (189, 431150), (210, 388035), (225, 362166), (270, 301805), (315, 258690), (350, 232821), (378, 215575), (450, 181083), (525, 155214), (630, 129345), (675, 120722), (945, 86230), (1050, 77607), (1350, 60361), (1575, 51738), (1890, 43115), (3150, 25869), (4725, 17246), (8623, 9450)]