4388500

素因数分解:

$2^2\times 5^3\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:217

約数の個数: 48

約数和(自身を含む): 9801792

約数和(自身を除く): 5413292

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 67, 100, 125, 131, 134, 250, 262, 268, 335, 500, 524, 655, 670, 1310, 1340, 1675, 2620, 3275, 3350, 6550, 6700, 8375, 8777, 13100, 16375, 16750, 17554, 32750, 33500, 35108, 43885, 65500, 87770, 175540, 219425, 438850, 877700, 1097125, 2194250, 4388500]

約数ペア:

[(1, 4388500), (2, 2194250), (4, 1097125), (5, 877700), (10, 438850), (20, 219425), (25, 175540), (50, 87770), (67, 65500), (100, 43885), (125, 35108), (131, 33500), (134, 32750), (250, 17554), (262, 16750), (268, 16375), (335, 13100), (500, 8777), (524, 8375), (655, 6700), (670, 6550), (1310, 3350), (1340, 3275), (1675, 2620)]