204638512

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{977}}^1$

素因数の和:1070

約数の個数: 80

約数和(自身を含む): 458408160

約数和(自身を除く): 253769648

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 53, 76, 104, 106, 152, 208, 212, 247, 304, 424, 494, 689, 848, 977, 988, 1007, 1378, 1954, 1976, 2014, 2756, 3908, 3952, 4028, 5512, 7816, 8056, 11024, 12701, 13091, 15632, 16112, 18563, 25402, 26182, 37126, 50804, 51781, 52364, 74252, 101608, 103562, 104728, 148504, 203216, 207124, 209456, 241319, 297008, 414248, 482638, 673153, 828496, 965276, 983839, 1346306, 1930552, 1967678, 2692612, 3861104, 3935356, 5385224, 7870712, 10770448, 12789907, 15741424, 25579814, 51159628, 102319256, 204638512]

約数ペア:

[(1, 204638512), (2, 102319256), (4, 51159628), (8, 25579814), (13, 15741424), (16, 12789907), (19, 10770448), (26, 7870712), (38, 5385224), (52, 3935356), (53, 3861104), (76, 2692612), (104, 1967678), (106, 1930552), (152, 1346306), (208, 983839), (212, 965276), (247, 828496), (304, 673153), (424, 482638), (494, 414248), (689, 297008), (848, 241319), (977, 209456), (988, 207124), (1007, 203216), (1378, 148504), (1954, 104728), (1976, 103562), (2014, 101608), (2756, 74252), (3908, 52364), (3952, 51781), (4028, 50804), (5512, 37126), (7816, 26182), (8056, 25402), (11024, 18563), (12701, 16112), (13091, 15632)]