40077752

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{661}}^1$

素因数の和:744

約数の個数: 64

約数和(自身を含む): 90084960

約数和(自身を除く): 50007208

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 53, 88, 104, 106, 143, 212, 286, 424, 572, 583, 661, 689, 1144, 1166, 1322, 1378, 2332, 2644, 2756, 4664, 5288, 5512, 7271, 7579, 8593, 14542, 15158, 17186, 29084, 30316, 34372, 35033, 58168, 60632, 68744, 70066, 94523, 140132, 189046, 280264, 378092, 385363, 455429, 756184, 770726, 910858, 1541452, 1821716, 3082904, 3643432, 5009719, 10019438, 20038876, 40077752]

約数ペア:

[(1, 40077752), (2, 20038876), (4, 10019438), (8, 5009719), (11, 3643432), (13, 3082904), (22, 1821716), (26, 1541452), (44, 910858), (52, 770726), (53, 756184), (88, 455429), (104, 385363), (106, 378092), (143, 280264), (212, 189046), (286, 140132), (424, 94523), (572, 70066), (583, 68744), (661, 60632), (689, 58168), (1144, 35033), (1166, 34372), (1322, 30316), (1378, 29084), (2332, 17186), (2644, 15158), (2756, 14542), (4664, 8593), (5288, 7579), (5512, 7271)]