127921552

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{353}}^1$

素因数の和:472

約数の個数: 80

約数和(自身を含む): 284446080

約数和(自身を除く): 156524528

約数列:

[1, 2, 4, 8, 11, 16, 22, 29, 44, 58, 71, 88, 116, 142, 176, 232, 284, 319, 353, 464, 568, 638, 706, 781, 1136, 1276, 1412, 1562, 2059, 2552, 2824, 3124, 3883, 4118, 5104, 5648, 6248, 7766, 8236, 10237, 12496, 15532, 16472, 20474, 22649, 25063, 31064, 32944, 40948, 45298, 50126, 62128, 81896, 90596, 100252, 112607, 163792, 181192, 200504, 225214, 275693, 362384, 401008, 450428, 551386, 726827, 900856, 1102772, 1453654, 1801712, 2205544, 2907308, 4411088, 5814616, 7995097, 11629232, 15990194, 31980388, 63960776, 127921552]

約数ペア:

[(1, 127921552), (2, 63960776), (4, 31980388), (8, 15990194), (11, 11629232), (16, 7995097), (22, 5814616), (29, 4411088), (44, 2907308), (58, 2205544), (71, 1801712), (88, 1453654), (116, 1102772), (142, 900856), (176, 726827), (232, 551386), (284, 450428), (319, 401008), (353, 362384), (464, 275693), (568, 225214), (638, 200504), (706, 181192), (781, 163792), (1136, 112607), (1276, 100252), (1412, 90596), (1562, 81896), (2059, 62128), (2552, 50126), (2824, 45298), (3124, 40948), (3883, 32944), (4118, 31064), (5104, 25063), (5648, 22649), (6248, 20474), (7766, 16472), (8236, 15532), (10237, 12496)]