1275795872

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{13877}}^1$

素因数の和:13930

約数の個数: 72

約数和(自身を含む): 2879990316

約数和(自身を除く): 1604194444

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 68, 104, 136, 169, 208, 221, 272, 338, 416, 442, 544, 676, 884, 1352, 1768, 2704, 2873, 3536, 5408, 5746, 7072, 11492, 13877, 22984, 27754, 45968, 55508, 91936, 111016, 180401, 222032, 235909, 360802, 444064, 471818, 721604, 943636, 1443208, 1887272, 2345213, 2886416, 3066817, 3774544, 4690426, 5772832, 6133634, 7549088, 9380852, 12267268, 18761704, 24534536, 37523408, 39868621, 49069072, 75046816, 79737242, 98138144, 159474484, 318948968, 637897936, 1275795872]

約数ペア:

[(1, 1275795872), (2, 637897936), (4, 318948968), (8, 159474484), (13, 98138144), (16, 79737242), (17, 75046816), (26, 49069072), (32, 39868621), (34, 37523408), (52, 24534536), (68, 18761704), (104, 12267268), (136, 9380852), (169, 7549088), (208, 6133634), (221, 5772832), (272, 4690426), (338, 3774544), (416, 3066817), (442, 2886416), (544, 2345213), (676, 1887272), (884, 1443208), (1352, 943636), (1768, 721604), (2704, 471818), (2873, 444064), (3536, 360802), (5408, 235909), (5746, 222032), (7072, 180401), (11492, 111016), (13877, 91936), (22984, 55508), (27754, 45968)]