4998889160

素因数分解:

$2^3\times 5^1\times {\mathrm{1619}}^1\times {\mathrm{77191}}^1$

素因数の和:78821

約数の個数: 32

約数和(自身を含む): 11254593600

約数和(自身を除く): 6255704440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1619, 3238, 6476, 8095, 12952, 16190, 32380, 64760, 77191, 154382, 308764, 385955, 617528, 771910, 1543820, 3087640, 124972229, 249944458, 499888916, 624861145, 999777832, 1249722290, 2499444580, 4998889160]

約数ペア:

[(1, 4998889160), (2, 2499444580), (4, 1249722290), (5, 999777832), (8, 624861145), (10, 499888916), (20, 249944458), (40, 124972229), (1619, 3087640), (3238, 1543820), (6476, 771910), (8095, 617528), (12952, 385955), (16190, 308764), (32380, 154382), (64760, 77191)]