20161084775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{79633}}^1$

素因数の和:79716

約数の個数: 48

約数和(自身を含む): 29031371040

約数和(自身を除く): 8870286265

約数列:

[1, 5, 13, 19, 25, 41, 65, 95, 205, 247, 325, 475, 533, 779, 1025, 1235, 2665, 3895, 6175, 10127, 13325, 19475, 50635, 79633, 253175, 398165, 1035229, 1513027, 1990825, 3264953, 5176145, 7565135, 16324765, 19669351, 25880725, 37825675, 42444389, 62034107, 81623825, 98346755, 212221945, 310170535, 491733775, 806443391, 1061109725, 1550852675, 4032216955, 20161084775]

約数ペア:

[(1, 20161084775), (5, 4032216955), (13, 1550852675), (19, 1061109725), (25, 806443391), (41, 491733775), (65, 310170535), (95, 212221945), (205, 98346755), (247, 81623825), (325, 62034107), (475, 42444389), (533, 37825675), (779, 25880725), (1025, 19669351), (1235, 16324765), (2665, 7565135), (3895, 5176145), (6175, 3264953), (10127, 1990825), (13325, 1513027), (19475, 1035229), (50635, 398165), (79633, 253175)]