28245994816

素因数分解:

$2^6\times {\mathrm{13}}^2\times {\mathrm{127}}^1\times {\mathrm{20563}}^1$

素因数の和:20728

約数の個数: 84

約数和(自身を含む): 61174774272

約数和(自身を除く): 32928779456

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 127, 169, 208, 254, 338, 416, 508, 676, 832, 1016, 1352, 1651, 2032, 2704, 3302, 4064, 5408, 6604, 8128, 10816, 13208, 20563, 21463, 26416, 41126, 42926, 52832, 82252, 85852, 105664, 164504, 171704, 267319, 329008, 343408, 534638, 658016, 686816, 1069276, 1316032, 1373632, 2138552, 2611501, 3475147, 4277104, 5223002, 6950294, 8554208, 10446004, 13900588, 17108416, 20892008, 27801176, 33949513, 41784016, 55602352, 67899026, 83568032, 111204704, 135798052, 167136064, 222409408, 271596104, 441343669, 543192208, 882687338, 1086384416, 1765374676, 2172768832, 3530749352, 7061498704, 14122997408, 28245994816]

約数ペア:

[(1, 28245994816), (2, 14122997408), (4, 7061498704), (8, 3530749352), (13, 2172768832), (16, 1765374676), (26, 1086384416), (32, 882687338), (52, 543192208), (64, 441343669), (104, 271596104), (127, 222409408), (169, 167136064), (208, 135798052), (254, 111204704), (338, 83568032), (416, 67899026), (508, 55602352), (676, 41784016), (832, 33949513), (1016, 27801176), (1352, 20892008), (1651, 17108416), (2032, 13900588), (2704, 10446004), (3302, 8554208), (4064, 6950294), (5408, 5223002), (6604, 4277104), (8128, 3475147), (10816, 2611501), (13208, 2138552), (20563, 1373632), (21463, 1316032), (26416, 1069276), (41126, 686816), (42926, 658016), (52832, 534638), (82252, 343408), (85852, 329008), (105664, 267319), (164504, 171704)]