123548900

素因数分解:

$2^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{271}}^1$

素因数の和:429

約数の個数: 72

約数和(自身を含む): 277648896

約数和(自身を除く): 154099996

約数列:

[1, 2, 4, 5, 10, 20, 25, 47, 50, 94, 97, 100, 188, 194, 235, 271, 388, 470, 485, 542, 940, 970, 1084, 1175, 1355, 1940, 2350, 2425, 2710, 4559, 4700, 4850, 5420, 6775, 9118, 9700, 12737, 13550, 18236, 22795, 25474, 26287, 27100, 45590, 50948, 52574, 63685, 91180, 105148, 113975, 127370, 131435, 227950, 254740, 262870, 318425, 455900, 525740, 636850, 657175, 1235489, 1273700, 1314350, 2470978, 2628700, 4941956, 6177445, 12354890, 24709780, 30887225, 61774450, 123548900]

約数ペア:

[(1, 123548900), (2, 61774450), (4, 30887225), (5, 24709780), (10, 12354890), (20, 6177445), (25, 4941956), (47, 2628700), (50, 2470978), (94, 1314350), (97, 1273700), (100, 1235489), (188, 657175), (194, 636850), (235, 525740), (271, 455900), (388, 318425), (470, 262870), (485, 254740), (542, 227950), (940, 131435), (970, 127370), (1084, 113975), (1175, 105148), (1355, 91180), (1940, 63685), (2350, 52574), (2425, 50948), (2710, 45590), (4559, 27100), (4700, 26287), (4850, 25474), (5420, 22795), (6775, 18236), (9118, 13550), (9700, 12737)]