165019960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{589357}}^1$

素因数の和:589375

約数の個数: 32

約数和(自身を含む): 424337760

約数和(自身を除く): 259317800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 589357, 1178714, 2357428, 2946785, 4125499, 4714856, 5893570, 8250998, 11787140, 16501996, 20627495, 23574280, 33003992, 41254990, 82509980, 165019960]

約数ペア:

[(1, 165019960), (2, 82509980), (4, 41254990), (5, 33003992), (7, 23574280), (8, 20627495), (10, 16501996), (14, 11787140), (20, 8250998), (28, 5893570), (35, 4714856), (40, 4125499), (56, 2946785), (70, 2357428), (140, 1178714), (280, 589357)]