9983500

素因数分解:

$2^2\times 5^3\times {\mathrm{41}}^1\times {\mathrm{487}}^1$

素因数の和:547

約数の個数: 48

約数和(自身を含む): 22381632

約数和(自身を除く): 12398132

約数列:

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

約数ペア:

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