157607540

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{137}}^1\times {\mathrm{593}}^1$

素因数の和:836

約数の個数: 48

約数和(自身を含む): 337396752

約数和(自身を除く): 179789212

約数列:

[1, 2, 4, 5, 10, 20, 97, 137, 194, 274, 388, 485, 548, 593, 685, 970, 1186, 1370, 1940, 2372, 2740, 2965, 5930, 11860, 13289, 26578, 53156, 57521, 66445, 81241, 115042, 132890, 162482, 230084, 265780, 287605, 324964, 406205, 575210, 812410, 1150420, 1624820, 7880377, 15760754, 31521508, 39401885, 78803770, 157607540]

約数ペア:

[(1, 157607540), (2, 78803770), (4, 39401885), (5, 31521508), (10, 15760754), (20, 7880377), (97, 1624820), (137, 1150420), (194, 812410), (274, 575210), (388, 406205), (485, 324964), (548, 287605), (593, 265780), (685, 230084), (970, 162482), (1186, 132890), (1370, 115042), (1940, 81241), (2372, 66445), (2740, 57521), (2965, 53156), (5930, 26578), (11860, 13289)]