47239000

素因数分解:

$2^3\times 5^3\times {\mathrm{97}}^1\times {\mathrm{487}}^1$

素因数の和:605

約数の個数: 64

約数和(自身を含む): 111908160

約数和(自身を除く): 64669160

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 97, 100, 125, 194, 200, 250, 388, 485, 487, 500, 776, 970, 974, 1000, 1940, 1948, 2425, 2435, 3880, 3896, 4850, 4870, 9700, 9740, 12125, 12175, 19400, 19480, 24250, 24350, 47239, 48500, 48700, 60875, 94478, 97000, 97400, 121750, 188956, 236195, 243500, 377912, 472390, 487000, 944780, 1180975, 1889560, 2361950, 4723900, 5904875, 9447800, 11809750, 23619500, 47239000]

約数ペア:

[(1, 47239000), (2, 23619500), (4, 11809750), (5, 9447800), (8, 5904875), (10, 4723900), (20, 2361950), (25, 1889560), (40, 1180975), (50, 944780), (97, 487000), (100, 472390), (125, 377912), (194, 243500), (200, 236195), (250, 188956), (388, 121750), (485, 97400), (487, 97000), (500, 94478), (776, 60875), (970, 48700), (974, 48500), (1000, 47239), (1940, 24350), (1948, 24250), (2425, 19480), (2435, 19400), (3880, 12175), (3896, 12125), (4850, 9740), (4870, 9700)]