72387796

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1787}}^1$

素因数の和:1864

約数の個数: 48

約数和(自身を含む): 147188160

約数和(自身を除く): 74800364

約数列:

[1, 2, 4, 13, 19, 26, 38, 41, 52, 76, 82, 164, 247, 494, 533, 779, 988, 1066, 1558, 1787, 2132, 3116, 3574, 7148, 10127, 20254, 23231, 33953, 40508, 46462, 67906, 73267, 92924, 135812, 146534, 293068, 441389, 882778, 952471, 1392073, 1765556, 1904942, 2784146, 3809884, 5568292, 18096949, 36193898, 72387796]

約数ペア:

[(1, 72387796), (2, 36193898), (4, 18096949), (13, 5568292), (19, 3809884), (26, 2784146), (38, 1904942), (41, 1765556), (52, 1392073), (76, 952471), (82, 882778), (164, 441389), (247, 293068), (494, 146534), (533, 135812), (779, 92924), (988, 73267), (1066, 67906), (1558, 46462), (1787, 40508), (2132, 33953), (3116, 23231), (3574, 20254), (7148, 10127)]