47089640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{661}}^1$

素因数の和:822

約数の個数: 64

約数和(自身を含む): 115108560

約数和(自身を除く): 68018920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 137, 260, 274, 520, 548, 661, 685, 1096, 1322, 1370, 1781, 2644, 2740, 3305, 3562, 5288, 5480, 6610, 7124, 8593, 8905, 13220, 14248, 17186, 17810, 26440, 34372, 35620, 42965, 68744, 71240, 85930, 90557, 171860, 181114, 343720, 362228, 452785, 724456, 905570, 1177241, 1811140, 2354482, 3622280, 4708964, 5886205, 9417928, 11772410, 23544820, 47089640]

約数ペア:

[(1, 47089640), (2, 23544820), (4, 11772410), (5, 9417928), (8, 5886205), (10, 4708964), (13, 3622280), (20, 2354482), (26, 1811140), (40, 1177241), (52, 905570), (65, 724456), (104, 452785), (130, 362228), (137, 343720), (260, 181114), (274, 171860), (520, 90557), (548, 85930), (661, 71240), (685, 68744), (1096, 42965), (1322, 35620), (1370, 34372), (1781, 26440), (2644, 17810), (2740, 17186), (3305, 14248), (3562, 13220), (5288, 8905), (5480, 8593), (6610, 7124)]