20172789096590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1091}}^1\times {\mathrm{1949}}^1\times {\mathrm{72977}}^1$

素因数の和:76037

約数の個数: 64

約数和(自身を含む): 39160637006400

約数和(自身を除く): 18987847909810

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1091, 1949, 2182, 3898, 5455, 9745, 10910, 14183, 19490, 25337, 28366, 50674, 70915, 72977, 126685, 141830, 145954, 253370, 364885, 729770, 948701, 1897402, 2126359, 4252718, 4743505, 9487010, 10631795, 21263590, 27642667, 55285334, 79617907, 138213335, 142232173, 159235814, 276426670, 284464346, 398089535, 711160865, 796179070, 1035032791, 1422321730, 1849018249, 2070065582, 3698036498, 5175163955, 9245091245, 10350327910, 18490182490, 155175300743, 310350601486, 775876503715, 1551753007430, 2017278909659, 4034557819318, 10086394548295, 20172789096590]

約数ペア:

[(1, 20172789096590), (2, 10086394548295), (5, 4034557819318), (10, 2017278909659), (13, 1551753007430), (26, 775876503715), (65, 310350601486), (130, 155175300743), (1091, 18490182490), (1949, 10350327910), (2182, 9245091245), (3898, 5175163955), (5455, 3698036498), (9745, 2070065582), (10910, 1849018249), (14183, 1422321730), (19490, 1035032791), (25337, 796179070), (28366, 711160865), (50674, 398089535), (70915, 284464346), (72977, 276426670), (126685, 159235814), (141830, 142232173), (145954, 138213335), (253370, 79617907), (364885, 55285334), (729770, 27642667), (948701, 21263590), (1897402, 10631795), (2126359, 9487010), (4252718, 4743505)]