142000

素因数分解:

$2^4\times 5^3\times {\mathrm{71}}^1$

素因数の和:94

約数の個数: 40

約数和(自身を含む): 348192

約数和(自身を除く): 206192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 71, 80, 100, 125, 142, 200, 250, 284, 355, 400, 500, 568, 710, 1000, 1136, 1420, 1775, 2000, 2840, 3550, 5680, 7100, 8875, 14200, 17750, 28400, 35500, 71000, 142000]

約数ペア:

[(1, 142000), (2, 71000), (4, 35500), (5, 28400), (8, 17750), (10, 14200), (16, 8875), (20, 7100), (25, 5680), (40, 3550), (50, 2840), (71, 2000), (80, 1775), (100, 1420), (125, 1136), (142, 1000), (200, 710), (250, 568), (284, 500), (355, 400)]