99687400

素因数分解:

$2^3\times 5^2\times {\mathrm{41}}^1\times {\mathrm{12157}}^1$

素因数の和:12214

約数の個数: 48

約数和(自身を含む): 237445740

約数和(自身を除く): 137758340

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 41, 50, 82, 100, 164, 200, 205, 328, 410, 820, 1025, 1640, 2050, 4100, 8200, 12157, 24314, 48628, 60785, 97256, 121570, 243140, 303925, 486280, 498437, 607850, 996874, 1215700, 1993748, 2431400, 2492185, 3987496, 4984370, 9968740, 12460925, 19937480, 24921850, 49843700, 99687400]

約数ペア:

[(1, 99687400), (2, 49843700), (4, 24921850), (5, 19937480), (8, 12460925), (10, 9968740), (20, 4984370), (25, 3987496), (40, 2492185), (41, 2431400), (50, 1993748), (82, 1215700), (100, 996874), (164, 607850), (200, 498437), (205, 486280), (328, 303925), (410, 243140), (820, 121570), (1025, 97256), (1640, 60785), (2050, 48628), (4100, 24314), (8200, 12157)]