49917500

素因数分解:

$2^2\times 5^4\times {\mathrm{41}}^1\times {\mathrm{487}}^1$

素因数の和:552

約数の個数: 60

約数和(自身を含む): 112051632

約数和(自身を除く): 62134132

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 125, 164, 205, 250, 410, 487, 500, 625, 820, 974, 1025, 1250, 1948, 2050, 2435, 2500, 4100, 4870, 5125, 9740, 10250, 12175, 19967, 20500, 24350, 25625, 39934, 48700, 51250, 60875, 79868, 99835, 102500, 121750, 199670, 243500, 304375, 399340, 499175, 608750, 998350, 1217500, 1996700, 2495875, 4991750, 9983500, 12479375, 24958750, 49917500]

約数ペア:

[(1, 49917500), (2, 24958750), (4, 12479375), (5, 9983500), (10, 4991750), (20, 2495875), (25, 1996700), (41, 1217500), (50, 998350), (82, 608750), (100, 499175), (125, 399340), (164, 304375), (205, 243500), (250, 199670), (410, 121750), (487, 102500), (500, 99835), (625, 79868), (820, 60875), (974, 51250), (1025, 48700), (1250, 39934), (1948, 25625), (2050, 24350), (2435, 20500), (2500, 19967), (4100, 12175), (4870, 10250), (5125, 9740)]