2650650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{431}}^1$

素因数の和:487

約数の個数: 48

約数和(自身を含む): 6749568

約数和(自身を除く): 4098918

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 41, 50, 75, 82, 123, 150, 205, 246, 410, 431, 615, 862, 1025, 1230, 1293, 2050, 2155, 2586, 3075, 4310, 6150, 6465, 10775, 12930, 17671, 21550, 32325, 35342, 53013, 64650, 88355, 106026, 176710, 265065, 441775, 530130, 883550, 1325325, 2650650]

約数ペア:

[(1, 2650650), (2, 1325325), (3, 883550), (5, 530130), (6, 441775), (10, 265065), (15, 176710), (25, 106026), (30, 88355), (41, 64650), (50, 53013), (75, 35342), (82, 32325), (123, 21550), (150, 17671), (205, 12930), (246, 10775), (410, 6465), (431, 6150), (615, 4310), (862, 3075), (1025, 2586), (1230, 2155), (1293, 2050)]