61649560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{220177}}^1$

素因数の和:220195

約数の個数: 32

約数和(自身を含む): 158528160

約数和(自身を除く): 96878600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 220177, 440354, 880708, 1100885, 1541239, 1761416, 2201770, 3082478, 4403540, 6164956, 7706195, 8807080, 12329912, 15412390, 30824780, 61649560]

約数ペア:

[(1, 61649560), (2, 30824780), (4, 15412390), (5, 12329912), (7, 8807080), (8, 7706195), (10, 6164956), (14, 4403540), (20, 3082478), (28, 2201770), (35, 1761416), (40, 1541239), (56, 1100885), (70, 880708), (140, 440354), (280, 220177)]