640650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{4271}}^1$

素因数の和:4286

約数の個数: 24

約数和(自身を含む): 1589184

約数和(自身を除く): 948534

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 4271, 8542, 12813, 21355, 25626, 42710, 64065, 106775, 128130, 213550, 320325, 640650]

約数ペア:

[(1, 640650), (2, 320325), (3, 213550), (5, 128130), (6, 106775), (10, 64065), (15, 42710), (25, 25626), (30, 21355), (50, 12813), (75, 8542), (150, 4271)]