38565521488

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{661}}^1\times {\mathrm{21577}}^1$

素因数の和:22272

約数の個数: 60

約数和(自身を含む): 81036740028

約数和(自身を除く): 42471218540

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 208, 338, 661, 676, 1322, 1352, 2644, 2704, 5288, 8593, 10576, 17186, 21577, 34372, 43154, 68744, 86308, 111709, 137488, 172616, 223418, 280501, 345232, 446836, 561002, 893672, 1122004, 1787344, 2244008, 3646513, 4488016, 7293026, 14262397, 14586052, 28524794, 29172104, 57049588, 58344208, 114099176, 185411161, 228198352, 370822322, 741644644, 1483289288, 2410345093, 2966578576, 4820690186, 9641380372, 19282760744, 38565521488]

約数ペア:

[(1, 38565521488), (2, 19282760744), (4, 9641380372), (8, 4820690186), (13, 2966578576), (16, 2410345093), (26, 1483289288), (52, 741644644), (104, 370822322), (169, 228198352), (208, 185411161), (338, 114099176), (661, 58344208), (676, 57049588), (1322, 29172104), (1352, 28524794), (2644, 14586052), (2704, 14262397), (5288, 7293026), (8593, 4488016), (10576, 3646513), (17186, 2244008), (21577, 1787344), (34372, 1122004), (43154, 893672), (68744, 561002), (86308, 446836), (111709, 345232), (137488, 280501), (172616, 223418)]