52990145

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{401}}^1$

素因数の和:545

約数の個数: 32

約数和(自身を含む): 72938880

約数和(自身を除く): 19948735

約数列:

[1, 5, 13, 19, 65, 95, 107, 247, 401, 535, 1235, 1391, 2005, 2033, 5213, 6955, 7619, 10165, 26065, 26429, 38095, 42907, 99047, 132145, 214535, 495235, 557791, 815233, 2788955, 4076165, 10598029, 52990145]

約数ペア:

[(1, 52990145), (5, 10598029), (13, 4076165), (19, 2788955), (65, 815233), (95, 557791), (107, 495235), (247, 214535), (401, 132145), (535, 99047), (1235, 42907), (1391, 38095), (2005, 26429), (2033, 26065), (5213, 10165), (6955, 7619)]